3 letter words ending in O

Our dictionary holds 52 3 letter words ending in o, all exactly 3 letters long. The highest-scoring of them is ZHO, worth 15 points in Scrabble.

More of these words begin with A than any other letter — 6 of them, about 12% of the list.

24 appear in the 20,000 most common English words (46%), including who, two, too, pro, ago; the remaining 28 are rarer finds that still count as valid plays.