-O


Meaning of -O in English

I. noun suffix

Etymology: perhaps from oh (I)

: one that is, has the qualities of, or is associated with

buck o

II. interjection suffix

Etymology: probably from oh (I)

— in interjections formed from other parts of speech

cheeri o

right o

Merriam-Webster's Collegiate English vocabulary.      Энциклопедический словарь английского языка Merriam Webster.