oo

About 3.44 uses per million words.

Meaning

1. noun (Ω, ω) The Greek letter omega. .mw-parser-output .defdate{font-size:smaller}
2. noun Any of four Hawaiian birds of the genus Moho, formerly classed with the honeyeaters and now believed to be extinct.
3. interjection Alternative form of ooh.

Similar words

phi deen ka hoo ze wow ooh ah aw oh

Often followed by

o oo in and co to the on