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13-Letter Words Starting: OP

There are 33 13-letter words, 15 13-letter phrases and 0 13-letter abbr's that start with OP.
Did you mean: All 13 letter words   All words starting with OP  Ending with OP  Containing OP

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WordSaveLengthUsagePointsType
ophthalmology13
27 nounn
noun

• the branch of medicine concerned with the eye and its diseases

optimizations13
26 nounn
noun

• the act of rendering optimal

opisthobranch13
25 noun, adjectiven, adj
noun

• A gastropod with gills behind the heart, formerly thought to belong to a single group.

adjective

• (of gills) Placed behind the heart.

• (of a gastropod) Having gills placed behind the heart.

openmouthedly13
24 adverb, adjectiveadv, adj
Valid word for Scrabble US
openheartedly13
22 adverb, adjectiveadv, adj
Valid word for Scrabble US
opprobriously13
22 adverbadv
Valid word for Scrabble US
opportunistic13
19 adjectiveadj
adjective satellite

• taking immediate advantage, often unethically, of any circumstance of possible benefit

opinionatedly13
19
Valid word for Scrabble US
operativeness13
18 nounn
Valid word for Scrabble US
operationally13
18 adverb, adjectiveadv, adj
adverb

• in respect to operation

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Tip: Scrabble EU allows far more words than US! Also change the max length to see more words.

All 13 Letter Words

Words (33)
Phrases (15)
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