Synonyms of oop

1 Syllable

rah, pooh, hey, ugh, ah, wow, um, er, boo, ouch, huh, shucks, phew, phooey, psst, oh

2 Syllables

hooray, hello, hurrah, amen, egad, whoopee, ahem, golly, alas, jeepers

4 Syllables

exclamation