18-Letter Words Containing: S,A,M,I
(In Any Order)
There are 159 18 letter words,
697 18 letter phrases and
0 18 letter abbr's with
S,A,M,I in.
Best Scoring for Word Games
| Word | Save | Length | Usage | Points | Type | ||
|---|---|---|---|---|---|---|---|
We couldn't find any valid Scrabble US words with a length of 18. Try changing the version of the game.
Tip: Scrabble EU allows far more words than US! | |||||||
All 18 Letter Words
Words (159)
- telecommunications
- transmogrification
- oversimplification
- hyperaldosteronism
- disenfranchisement
- paleoclimatologist
- valetudinarianisms
- uniformitarianisms
- ungrammaticalities
- ultramicroscopical
- ultraconservatisms
- transmissibilities
- transilluminations
- transformationally
- transcendentalisms
- thermoplasticities
- superadministrator
- submicroscopically
- stoichiometrically
- sphygmomanometries
- somnambulistically
- simultaneousnesses
- semiquantitatively
- semiprofessionally
- semipermeabilities
- semidomestications
- semiconservatively
- sedimentologically
- remunerativenesses
- rechromatographies
- rambunctiousnesses
- radiochromatograms
- premillenarianisms
- predestinarianisms
- postmillennialists
- postmillennialisms
- postmillenarianism
- photomicrographies
- paleoclimatologies
- overoptimistically
- overcommunications
- overcommercializes
- nondiscriminations
- noncomparabilities
- noncommutativities
- neurotransmissions
- multifariousnesses
- multicellularities
- monochromaticities
- misrepresentations
- misinterpretations
- misidentifications
- misclassifications
- misadministrations
- mineralocorticoids
- microradiographies
- microphotographies
- microphotographers
- micromanipulations
- microencapsulation
- microencapsulating
- microcrystallinity
- microcalorimetries
- methemoglobinemias
- melodramatizations
- mechanochemistries
- manipulativenesses
- maladministrations
- magnetostrictively
- magnetoresistances
- macrophotographies
- macroglobulinemias
- lymphangiographies
- lumpenproletariats
- latitudinarianisms
- irremediablenesses
- interminablenesses
- intermediatenesses
- intercolumniations
- inharmoniousnesses
- indiscriminatingly
- indiscriminateness
- incommensurability
- impracticabilities
- imperturbabilities
- impersonalizations
- imperishablenesses
- immunosuppressants
- immunoreactivities
- immunoprecipitates
- immunopathologists
- immunohematologist
- immunohematologies
- immeasurablenesses
- hyperpigmentations
- hyperimmunizations
- hyperalimentations
- hydroxytryptamines
- hydrometallurgists
- homoscedasticities
- hemoglobinopathies
- handcraftsmanships
- glycosaminoglycans
- ethnomusicological
- establishmentarian
- entrepreneurialism
- electroretinograms
- electromyographies
- electrocardiograms
- disintermediations
- discriminabilities
- dimethylhydrazines
- dihydroergotamines
- diastereoisomerism
- dextroamphetamines
- determinablenesses
- denominationalisms
- demythologizations
- dematerializations
- decriminalizations
- counterculturalism
- constitutionalisms
- congregationalisms
- compartmentalising
- companionabilities
- communicablenesses
- commercializations
- commensurabilities
- biotransformations
- biocompatibilities
- archaeoastronomies
- antidiscrimination
- anticommercialisms
- antiadministration
- anagrammatizations
- aerothermodynamics
- accumulativenesses
- absentmindednesses
- unpleasant-smelling
- sentimentalization
- sentimentalisation
- self-aggrandizement
- self-aggrandisement
- pteridospermopsida
- pteridospermaphyta
- plasmodiophoraceae
- muscivora-forficata
- mucopolysaccharide
- lacto-vegetarianism
- hypoparathyroidism
- hypercholesteremia
- homobasidiomycetes
- histocompatibility
- hemidemisemiquaver
- cylindrical-stemmed
- ballistocardiogram
- antiferromagnetism
- anti-traditionalism
- adenocarcinomatous
Phrases (697)
- william shakespeare
- william james durant
- william dean howells
- william butler yeats
- whispering campaign
- washington monument
- vladimir mayakovsky
- vaccinium oxycoccus
- united arab emirates
- transmitting aerial
- translating program
- tomistoma schlegeli
- thomas wright waller
- syzygium aromaticum
- syrian monetary unit
- submandibular gland
- subclass metatheria
- spatial arrangement
- spanish-american war
- sir william herschel
- sir william chambers
- sir matthew flinders
- sir martin frobisher
- short-term liability
- sergei rachmaninoff
- semilunar cartilage
- seismic disturbance
- samolus parviflorus
- rheims-douay version
- research colloquium
- republic of suriname
- republic of maldives
- proposal of marriage
- prince-of-wales plume
- pooecetes gramineus
- polish monetary unit
- planning commission
- physical phenomenon
- pennisetum setaceum
- parkinson's syndrome
- oscar hammerstein ii
- order passeriformes
- one thousand million
- nycticebus pygmaeus
- newspaper columnist
- navigational system
- musical performance
- musical composition
- musical arrangement
- musculus temporalis
- musculospiral nerve
- morchella crassipes
- minor tranquilliser
- methotrexate sodium
- meleagris gallopavo
- meconopsis cambrica
- mathematics teacher
- material possession
- master of literature
- marquis de lafayette
- manganese tetroxide
- magnoliopsid family
- macrozamia communis
- logistic assessment
- limenitis archippus
- licensing agreement
- lepomis macrochirus
- lachrymal secretion
- keyboard instrument
- katherine mansfield
- karl wilhelm scheele
- kamchatka peninsula
- kalmia angustifolia
- james whitcomb riley
- james matthew barrie
- james arthur baldwin
- imperfective aspect
- houses of parliament
- historical document
- green mountain state
- grammatical subject
- gossypium herbaceum
- giambattista marino
- george simon kaufman
- genus melopsittacus
- genus dimorphotheca
- genus chamaecytisus
- garcinia mangostana
- family testudinidae
- family spirillaceae
- family sphyraenidae
- family scorpaenidae
- family scolopacidae
- family salviniaceae
- family physeteridae
- family muscicapidae
- family desmidiaceae
- family crassulaceae
- family centriscidae
- family asparagaceae
- expressed almond oil
- essential amino acid
- endorsement in blank
- electronics company
- economic assistance
- dylan marlais thomas
- drafting instrument
- douay-rheims version
- dmitri shostakovich
- direct transmission
- diplomatic minister
- dewey decimal system
- danish monetary unit
- dame sybil thorndike
- cyrus hall mccormick
- crotalus mitchellii
- conservation of mass
- compression bandage
- common american shad
- commissaire maigret
- columbia university
- cognitive semantics
- class schizomycetes
- class magnoliopsida
- christopher marlowe
- chemical operations
- charles follen mckim
- ceremonial occasion
- cerebral hemisphere
- castanea mollissima
- carl wilhelm siemens
- carl wilhelm scheele
- capital of minnesota
- business department
- bush administration
- book of lamentations
- bombycilla garrulus
- blue ridge mountains
- augustinian hermits
- astronomy satellite
- assyrian neo-aramaic
- artocarpus communis
- arthur m. schlesinger
- artemisia filifolia
- armoracia rusticana
- apodemus sylvaticus
- antispasmodic agent
- antirrhinum filipes
- antagonistic muscle
- anamnestic reaction
- amphibious aircraft
- amlodipine besylate
- american pulsatilla
- ambystoma mexicanum
- amaranthus spinosus
- allegheny mountains
- air-to-ground missile
- agropyron cristatum
- agnes george de mille
- ageratina altissima
- administrative unit
- administrative body
- adenosine deaminase
- acoustic gramophone
- acer pennsylvanicum
- zinc cadmium sulfide
- winter olympic games
- wilson cloud chamber
- willie howard mays jr.
- william henry seward
- william henry hudson
- wilderness campaign
- western roman empire
- western mountain ash
- western diamondback
- west indian smallpox
- wesleyan methodists
- walter william skeat
- volumetric analysis
- vietnamese language
- viaticus settlement
- viatical settlement
- vespula maculifrons
- veronica chamaedrys
- verbascum lychnitis
- verbascum blattaria
- vena stylomastoidea
- vascular hemophilia
- varanus komodoensis
- vaccinium stamineum
- vaccinium scoparium
- upholstery material
- umbelliferous plant
- typesetting machine
- trogium pulsatorium
- trisodium phosphate
- trinectes maculatus
- trichostema lanatum
- triangulum australe
- tremella fuciformis
- travelling salesman
- transuranic element
- transmission system
- transitive verb form
- top fermenting yeast
- tobacco mosaic virus
- time deposit account
- time-and-motion study
- thomas stearns eliot
- thomas gainsborough
- thermoplastic resin
- thermobia domestica
- thamnophis sirtalis
- thamnophis sauritus
- thamnophis proximus
- thalamostriate vein
- teucrium scorodonia
- teucrium chamaedrys
- terminable interest
- tanacetum douglasii
- tanacetum balsamita
- systema urogenitale
- systema lymphaticum
- systema digestorium
- system of numeration
- synaptomys borealis
- symplocus tinctoria
- symphoricarpos alba
- suspended animation
- surveillance system
- surgical vacuum pump
- surgical instrument
- supra expressionism
- supervisory program
- superfamily apoidea
- subthalamic nucleus
- subsistence farming
- suborder ruminantia
- suborder mugiloidea
- suborder lemuroidea
- submersible warship
- subfamily triglinae
- subfamily sylviinae
- subfamily sterninae
- subfamily numidinae
- subfamily numididae
- subfamily dorylinae
- subfamily anserinae
- subfamily acoraceae
- subclass amphineura
- styphelia humifusum
- structural genomics
- striated muscle cell
- strawberry ice cream
- strawberry geranium
- stratified sampling
- straight-line method
- stanley frank musial
- spartina pectinmata
- sparmannia africana
- space-time continuum
- southern maidenhair
- sonora semiannulata
- solar magnetic field
- solanum commersonii
- solanum carolinense
- sodium thiosulphate
- socio-economic class
- smoking compartment
- smilax rotundifolia
- small cell carcinoma
- sloanea jamaicensis
- sisymbrium barbarea
- sir bernard williams
- silphium laciniatum
- sidalcea malviflora
- shorea teysmanniana
- shirley temple black
- serratia marcescens
- septuagesima sunday
- semi-sweet chocolate
- segmentation cavity
- security department
- secobarbital sodium
- sebastes ruberrimus
- scolymus hispanicus
- scleroderma bovista
- sarah kemble siddons
- sapindus marginatus
- sao tome and principe
- sample distribution
- samolus floribundus
- sambucus canadensis
- saint thomas aquinas
- saint thomas a becket
- saint martin's summer
- sabbatia campestris
- round-tailed muskrat
- rocky mountain sheep
- robert james fischer
- robert bruce mathias
- rhodanthe manglesii
- rhizomatous begonia
- remilegia australis
- relative atomic mass
- registration number
- reductio ad absurdum
- real-time processing
- ratibida columnaris
- quercus marilandica
- quadriphonic system
- quadrigesima sunday
- quadraphonic system
- pus-forming bacteria
- public relations man
- psidium cattleianum
- prumnopitys elegans
- prospero lambertini
- proportional sample
- promotional expense
- president john adams
- potassium hydroxide
- potassium carbonate
- potamogeton crispus
- positive chemotaxis
- populus balsamifera
- pomatomus saltatrix
- polystichum braunii
- political commissar
- pneumogastric nerve
- plains lemon monarda
- pinus californiarum
- pimenta officinalis
- pierre-simon laplace
- phragmites communis
- phonological system
- philaenus spumarius
- petersburg campaign
- peruvian mastic tree
- peperomia sandersii
- peninsular malaysia
- pecten magellanicus
- parochetus communis
- parnassia fimbriata
- oxytropis lambertii
- oreamnos americanus
- order polymastigina
- order plumbaginales
- order mycrosporidia
- order marchantiales
- order haemosporidia
- order falconiformes
- order coraciiformes
- opisthocomus hoazin
- operating statement
- omphalotus illudens
- normative economics
- normal distribution
- nierembergia repens
- niemann-pick disease
- nicolas malebranche
- newtonian mechanics
- newton's law of motion
- nemophila menziesii
- negative chemotaxis
- myrica pensylvanica
- myositis trichinosa
- myasthenic syndrome
- musculus pectoralis
- musculus buccinator
- multiplication sign
- mountain watercress
- mountain spleenwort
- mountain fetterbush
- mountain blacksnake
- mother-in-law's tongue
- montia lamprosperma
- momordica balsamina
- molecular biologist
- minor diatonic scale
- minoan civilisation
- miniature schnauzer
- mineral association
- minato ohashi bridge
- military commission
- military censorship
- mikhail baryshnikov
- microscopic anatomy
- michael stuart brown
- michael gerald tyson
- mexican pocket mouse
- metaplastic anaemia
- metaphosphoric acid
- metal spinning lathe
- metabolic alkalosis
- mertensia virginica
- merovingian dynasty
- melospiza georgiana
- melissa officinalis
- melicocca bijugatus
- medical institution
- medial rectus muscle
- meadow jumping mouse
- mathematical symbol
- master of ceremonies
- mason and dixon's line
- marta brigit nilsson
- marsilea drummondii
- marriage settlement
- marriage counseling
- marquis de condorcet
- marcus junius brutus
- marble bones disease
- mammillaria plumosa
- malathion poisoning
- malacosoma disstria
- major tranquilliser
- major diatonic scale
- magneto-optical disc
- magnesium hydroxide
- magnesium carbonate
- macrozamia spiralis
- macroscopic anatomy
- machine translation
- lysimachia vulgaris
- lysimachia ciliatum
- lysiloma bahamensis
- loxostege similalis
- listeria meningitis
- limnocryptes minima
- lilium michiganense
- ligustrum japonicum
- libyan islamic group
- leycesteria formosa
- late-spring-blooming
- kolkwitzia amabilis
- kingdom protoctista
- kingdom of swaziland
- karl wilhelm siemens
- kammon strait bridge
- jumping bristletail
- judgment in personam
- joseph paul dimaggio
- jessica lucy mitford
- jerusalem artichoke
- jean francois millet
- jatropha stimulosus
- jasminum officinale
- jasminum nudiflorum
- james francis thorpe
- james edmund scripps
- james butler hickock
- jamaica honeysuckle
- jacques lucien monod
- isopyrum biternatum
- ipomoea orizabensis
- interstellar medium
- internal combustion
- intermediate shroud
- insider information
- inorganic chemistry
- information science
- information measure
- hypoplastic anaemia
- homo sapiens sapiens
- hindu kush mountains
- himalayish language
- hesperis matronalis
- hermann maurice saxe
- hermann emil fischer
- heinrich schliemann
- hedeoma pulegioides
- heat-seeking missile
- hawaii standard time
- haemorrhagic stroke
- haematobia irritans
- gyromitra esculenta
- gymnastic apparatus
- gymnadenia conopsea
- gunter wilhelm grass
- guadalupe mountains
- grievous bodily harm
- green monkey disease
- girolamo savonarola
- giambattista marini
- giambattista bodoni
- giacomo della chiesa
- geothermal industry
- genyonemus lineatus
- genus stephanomeria
- genus spathiphyllum
- genus septobasidium
- genus schizophragma
- genus schizachyrium
- genus phragmipedium
- genus paphiopedilum
- genus mycobacterium
- genus micropogonias
- genus lepidothamnus
- genus lagerstroemia
- genus hyracotherium
- genus halimodendron
- genus gymnocalycium
- genus ginglymostoma
- genus falcatifolium
- genus chamaecyparis
- genus ceratotherium
- genus cardiospermum
- genus calamagrostis
- genus armillariella
- genus armadillidium
- genus argyroxiphium
- genus agrobacterium
- genus acanthocybium
- gastrocolic omentum
- functional genomics
- fumaria officinalis
- francois mitterrand
- florida smoothhound
- first earl of chatham
- first baron macaulay
- financial statement
- female circumcision
- family xenosauridae
- family synodontidae
- family syngnathidae
- family symplocaceae
- family stromateidae
- family staphylaceae
- family spheniscidae
- family sphaeriaceae
- family sillaginidae
- family scutigeridae
- family schizaeaceae
- family scarabaeidae
- family rhiptoglossa
- family relationship
- family ramphastidae
- family plasmodiidae
- family orchestiidae
- family nephropsidae
- family musophagidae
- family marsileaceae
- family lepismatidae
- family gobiesocidae
- family gesneriaceae
- family erysiphaceae
- family equisetaceae
- family cupressaceae
- family ceratopsidae
- family celastraceae
- family catostomidae
- family brassicaceae
- family aulostomidae
- family aspleniaceae
- family ambrosiaceae
- family alismataceae
- fairness commission
- euonymus americanus
- euclid's second axiom
- euclid's fourth axiom
- euarctos americanus
- estimated tax return
- esther hobart morris
- erysimum arkansanum
- epistle to the romans
- epidendrum tampense
- endowment insurance
- emil hermann fischer
- ecclesiastical mode
- eastern roman empire
- eastern catholicism
- early warning system
- dynamic loudspeaker
- dwarf russian almond
- dryopteris filix-mas
- domesticated animal
- doctor of humanities
- division myxomycota
- district of columbia
- dishwashing machine
- digitaria ischaemum
- dicamptodon ensatus
- descriptive grammar
- daylight-saving time
- davidson's penstemon
- cytisus ramentaceus
- cystopteris montana
- cynoglossum amabile
- custard-apple family
- cryptogramma crispa
- criminal possession
- crescent-cell anemia
- court of saint james's
- cotoneaster dammeri
- corrosive sublimate
- corporal punishment
- coronary thrombosis
- convallaria majalis
- confederate jasmine
- computer simulation
- competitor analysis
- compatible software
- compassionate leave
- communist manifesto
- common lady's-slipper
- climbing salamander
- climbing nightshade
- clematis virginiana
- clematis versicolor
- clematis ochreleuca
- claudius ptolemaeus
- classical mythology
- classical mechanics
- cirsium lanceolatum
- circis siliquastrum
- cimicifuga racemosa
- choloepus hoffmanni
- chlamydera nuchalis
- charles william post
- chamaemelum nobilis
- cerebral thrombosis
- ceratotherium simum
- ceratostomella ulmi
- cerapteryx graminis
- celestial mechanics
- catherine de medicis
- castilleja chromosa
- cardamine pratensis
- cardamine douglasii
- capsicum frutescens
- capparis mitchellii
- capital of san marino
- camelus dromedarius
- camassia scilloides
- calostoma ravenelii
- california sycamore
- bursera microphylla
- burmeisteria retusa
- bubalus mindorensis
- bronchoscopic smear
- british thermal unit
- boy scouts of america
- blindstitch machine
- blind stitch machine
- binary number system
- bidens trichosperma
- bernese mountain dog
- bering standard time
- bastard lignum vitae
- basal metabolic rate
- bartolomeo eustachi
- barometric pressure
- barbados maidenhair
- barack hussein obama
- automobile industry
- autoimmune disorder
- autoimmune diabetes
- astroloma humifusum
- asterid dicot family
- asian tiger mosquito
- artium baccalaurens
- articulatory system
- arteria mesenterica
- arteria ethmoidalis
- arteria communicans
- artemisia abrotanum
- army of the righteous
- aristarchus of samos
- arisaema triphyllum
- arisaema dracontium
- arisaema atrorubens
- applied mathematics
- anterograde amnesia
- angoumois grain moth
- anarchist communism
- anamnestic response
- amphetamine sulfate
- american watercress
- american water shrew
- alsophila pometaria
- almond-leaves willow
- allium ampeloprasum
- aleurites moluccana
- alaska standard time
- alan mathison turing
- al-gama'a al-islamiyya
- ailanthus altissima
- ahmed salman rushdie
- agaricus campestris
- admiralty mountains
- active matrix screen
- acoustic phenomenon
- acentric chromosome
- acellular slime mold
- acceptance sampling
- absorption spectrum
