12-letter words with the fifth letter "O"

You set this pattern: _ _ _ _ O _ _ _ _ _ _ _. See the candidates. Within this set, RO, ON, ES, and IC are common, and slot 1 leans toward P, C, and M. Examples: ACETONITRILE, ACHLORHYDRIA, ACHLORHYDRIC, and ACHROMATISMS.

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12-letter words appear mostly in crosswords and word wheel puzzles; filter by the letters you already have to narrow this list to your answer.

📝Results (1227 words)

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Pattern Insights

Common pairs
RO, ON, ES
Top endings
-ES, -ED, -IC
Double letters
19% of results
Position 1
P, C, M
Total matches
1227 words