13-letter words with the twelfth letter "O"

Pattern set to _ _ _ _ _ _ _ _ _ _ _ O _. Matching words appear below. The constraint steers choices toward I, O, and E in the interior. Common picks here include: ACCOMMODATION, ACCREDITATION, ACCULTURATION, and ACCUSTOMATION.

Word Game Helper

13-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 (456 words)

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Pattern Insights

Common pairs
ON, TI, IO
Top endings
-ON, -OR, -OS
Middle letters
I, O, E
Double letters
20% of results
Position 1
R, C, P
Total matches
456 words