Best word game guesses ending with O
If you know the answer is a four-letter word ending with O, these are the strongest guesses on this list. Each uses different letters picked from the ones that turn up most often in four-letter puzzle answers, so a single guess tests as many likely letters as possible. After you play one, enter the green, yellow and grey tiles in the solver above to cut the list down.
About the letter O
O is a very common vowel and often appears doubled, as in BOOKS, FLOOR and SPOON.
In Scrabble, O is worth 1 point, and a standard set has 8 O tiles. For comparison, 107 four-letter words start with O.
Common and uncommon words
66 of the 131 words (50%) are common English words. 65 are rarer entries such as CALO, KETO and SHMO. Rare words are still valid in Scrabble-style games, but puzzle answers are almost always familiar words, so the highlighted words are the ones to try first.
Frequently asked questions
How many 4 letter words end in O?
Our list has 131 four-letter words ending with O. 66 of them are common words and 66 are the kind of words used as puzzle answers. The list is based on the public-domain ENABLE word list, last updated September 26, 2026.
What is a good word game word ending with O?
ALTO is the strongest guess on this page because its letters are the ones most often found in four-letter puzzle answers. TARO and ALSO are good alternatives.
Which 4 letter word that ends in O scores the most in Scrabble?
BOZO scores 15 points at face value, the highest on this list.
What are some common 4 letter words ending with O?
Common examples include ALTO, TARO, ALSO, LENO, HALO and AUTO. They are highlighted in the list above.