15-Letter Words That Start With: O
There are 239 15-letter words,
148 15-letter phrases and
0 15-letter abbr's that start with
O.
Best Scoring
| Rank | Word | Save? | Length | Usage | Points | Type | |
|---|---|---|---|---|---|---|---|
| 1 | oxyphenbutazone | 15 | 41 | noun, adjectiven, adj | |||
| 2 | overemphasizing | 15 | 35 | verbv | |||
| 3 | overhomogenized | 15 | 34 | adjectiveadj | |||
| 4 | oophorectomized | 15 | 34 | verb, adjectivev, adj | |||
| 5 | overhomogenizes | 15 | 33 | verbv | |||
| 6 | oxyhaemoglobins | 15 | 33 | nounn | |||
| 7 | oophorectomizes | 15 | 33 | ||||
| 8 | overspecialized | 15 | 32 | adjectiveadj | |||
| 9 | oxytetracycline | 15 | 32 | noun, adjectiven, adj | |||
| 10 | overcapitalized | 15 | 32 | adjectiveadj | |||
| or scroll down to see all results... | |||||||
Tip: Scrabble EU allows far more words than US! Also change the max length to see more words. | |||||||
All 15 Letter Words
Words (239)
ophthalmologist26overzealousness27oversimplifying29overstimulating21objectification31omnidirectional20overstimulation20overspecialized32overdramatizing31oxytetracycline32overarticulated21overarticulates20overconsumption24overassessments20overcontrolling21overextravagant29odoriferousness19osmoregulations18overhomogenizes33overrefinements23overrepresented21obstructiveness22obtainabilities19overindulgences22overdecorations21outmanipulating20orthogonalizing29orthophosphates28orchestrational20overglamorizing31overeagernesses19oligomerization27obliviousnesses20occidentalizing30overlengthening23overclassifying27overembellished26overembellishes25overaccentuates22overemphasizing35openheartedness21overadjustments28openmouthedness23overenthusiasms23overevaluations21overexaggerates27operationalists17overcomplicated27overcomplicates26overspeculation22oceanographical25observabilities22overcompressing25operativenesses20overconfidences26overconfidently27overexpectation29observationally23overproportions22overconstructed23overprotections22overstabilities20obsessivenesses20overmedications23oxidoreductases26overextractions27optoelectronics21organophosphate26ontogenetically21overhomogenized34oxyphenbutazone41obstinatenesses17overfertilizing31overcultivation23overregulations19omnicompetences25outspokennesses21organochlorines21obstructionisms21obstructionists19ophthalmologies26overidentifying26overimaginative24ophthalmoscopes29ophthalmoscopic31overdependences24organomercurial20orthodontically24organometallics20overopinionated21opinionatedness18overdevelopment26overingenuities19overachievement28overorchestrate23oversubscribing25overwithholding29objectivenesses29overintensities18overornamenting21overdiscounting22overinvestments23overdiversities22overdocumenting24orthogonalities19obtrusivenesses20overutilization27oversaturations18oversweetnesses21osteomyelitises20osteopathically25offensivenesses24overgeneralized29overgeneralizes28orientationally18offhandednesses26oligodendrocyte23oligodendroglia19overcapitalized32oligonucleotide19overcapitalizes31oversensitivity24opportunenesses19overpersuasions20oligosaccharide24outdoorsmanship23orthopsychiatry31ovoviviparously29overcentralized30officiousnesses23overcentralizes29opprobriousness21overfamiliarity26obnoxiousnesses24overelaborating21overelaboration20overpopulations22overaccentuated23overencouraging22overprescribing25oscillographies23overengineering20overadvertising23overentertained19overestimations20overcommitments26overexaggerated28overcommunicate26overcompensated25overcompensates24operationalisms19overapplication24overproductions23overspecializes31overcompliances26overprogramming26overspeculating23ophioglossaceaeoverhastinesses21objectivizationorycteropodidaeodontorhynchous27odontostomatous18ochlocratically27ophthalmoplegia28overcorrections22opisthobranchiaoverhomogenised25overhomogenises24opisthognathous24opisthorchiasisovercredulities21overmultiplying26overfertilising22overmultituding22onychocryptoses30omnibenevolence24onychocryptosis30overweeningness22obstructionally22omnifariousness20oraculousnesses17ophthalmometers27oxyhaemoglobins33ophthalmophobia32organographical24oppositionalityorganographists22orthochromatism27overflourishing25over-embellishedostensibilities17organotherapies21osteoarthritics20oesophagoscopes25overforwardness25osteomyelitidesopisthognathism26oestrogenically21omoplatoscopies23opisthographies26orthogonalising20overbearingness21overutilisation18overabstractingoctocentenaries19oophorectomised25overdramatising22oophorectomises24oophorectomized34oophorectomizes33overgeneralised20overgeneralises19orthophosphoric30oncogeneticists20overcapitalised23overcapitalises22orchesographies26ornithorhynchus29ovoviviparities26overglamorising22overcentralised21oligocythaemias26overcentralises20occasionalities19oligomerisation18occidentalising21oneirocriticism21occlusivenesses22opsonifications22ostreiculturist17overemphasising26overpreparation22ornithodelphian24ornithodelphous24optimalisations19overspecialised23overspecialises22optimalizations28Phrases (148)
outside marriageorycteropus aferorder of businessocimum basilicumorder orthopteraon a regular basisold world buffalooctanedioic acidorder plecopteraorder alcyonaria
...View all with 15 letters...
