389 five letter words end in O. A moderate group, almost entirely loanwords ending in a vowel.
389 words end in O. Italian, Spanish and Japanese loanwords make up a huge share, CARGO, DITTO, HIPPO, PIANO, RODEO.
English doesn't naturally end native words in O very often. When it does, it's almost always borrowed.
No plural trap either. An O ending can't form a simple English plural.
Out of 2,315 real Wordle answers, 58 end in O, 2.5%.
Of the 389 words ending in O, 58 are real answers, a 14.9% hit rate. Middling, similar territory to D.
AUDIO. CARGO. DITTO. HIPPO. LIMBO. MICRO. PIANO. RODEO.
All common, all real Wordle answers, almost all borrowed from another language originally.
BIZZO and MEZZO tie at the top with 25 points each. LAZZO follows at 23, the singular of the LAZZI seen on the I-ending page.
A scrabble word finder ranks all three, and MEZZO in particular is a word most people have actually heard, as in mezzo-soprano.
TO- leads at 38 words, GO- close behind at 35. Then RO- with 34, BO- with 33.
A tightly packed top four, none of them running away with the group.
Almost every word in this group traces back to a loanword, mostly Italian and Spanish.
All 389 words sit below. Real Wordle answers are marked.
Use the word finder above if you know another letter too.
All 389 words sit below. Real Wordle answers are marked. Use the word finder above if you know another letter too.
Want a different pattern? Try 5 letter words starting with O, or 5 letter words containing O anywhere in the word.
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Data computed from a 12,974-word open-source dictionary and the 2,315-word Wordle answer list. Last updated August 26, 2026.