Wah-pei rhymes with:
banpais, dupay, pay, paye, pei, prepay, repay, spey, stupay, toupee, underpay
Wah-pei sounds like:
waif, waive, wave, wavy, we've, weave, web, webb, weep, weepy, whiff, whip, whipp, who've, whoop, whoopee, whoopi, whoopie, wiebe, wife, wipe, wipf, wobbe, woof, wop, wove