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12-Letter Words Containing: O,S,T,I,O,L,E,S

 (In Any Order)
There are 78 12 letter words, 1 12 letter phrase and 0 12 letter abbr's with O,S,T,I,O,L,E,S in.

Best Scoring 12 Letter Words With: O,S,T,I,O,L,E,S

Expand?WordSave?LengthUsagePointsType
leukocytosis12
21 nounn
noun

• an abnormal increase in the number of white blood cells in the blood as a result of infection (as in leukemia)

psephologist12
20 nounn
noun

• a sociologist who studies election trends

catholicoses12
19 nounn
noun

• A high-ranking bishop or patriarch in certain Eastern Christian traditions.

gemmologists12
18 nounn
Valid word for Scrabble US
etymologists12
18 nounn
noun

• a lexicographer who specializes in etymology

etymologises12
18 verb, nounv, n
verb

• To find or provide the etymology for a word.

cosmopolites12
18 nounn
noun

• a sophisticated person who has travelled in many countries

boisterously12
17 adverbadv
adverb

• in a carefree manner

toploftiness12
17 nounn
Valid word for Scrabble US
motionlessly12
17 adverbadv
adverb

• without moving; in a motionless manner

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

All 12 Letter Words

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