Whoopie rhymes with:
whoopi, bacigalupi, crupi, droopy, groupie, juppe, loopy, lupi, snoopy, soupy, tupy, whoopi
Whoopie sounds like:
wah-pei, waif, waive, wave, wavy, we've, weave, web, webb, weep, weepy, whiff, whip, whipp, who've, whoop, whoopee, whoopi, wiebe, wife, wipe, wipf, wobbe, woof, wop, wove