Heiwa rhymes with:
aiwa, agua, aiwa, antigua, aqua, arakawa, bevacqua, bevilacqua, canandaigua, charlevoix, chataqua, chautauqua, daiwa, delacroix, diwa, fujikawa, fujisawa, fuqua, furukawa, gucwa, hanwa, hasegawa, hosakawa, hosokawa, ichikawa, iowa, ishikawa, jaqua, kagawa, kanawa, kanazawa, karasawa, kawa, kiawah, kidwa, kitagawa, kujawa, kurokawa, kurosawa, kurzawa, lingua, maekawa, mahwah, managua, matsukawa, mierzwa, misawa, miyagawa, miyazawa, mkhatshwa, momokawa, morikawa, nakagawa, nicaragua, ninagawa, nishikawa, nishizawa, nogawa, ogawa, ojibwa, okinawa, oliwa, onawa, oshawa, ozawa, pariagua, pasqua, passalacqua, requa, sanwa, sarowiwa, sawa, sequa, shimokawa, shinwa, shuwa, terasawa, tonegawa, udagawa, yoshikawa, zabawa
Heiwa sounds like:
h, h., ha, hah, hao, hau, haw, hawaii, hawe, hay, haye, he, hee, heh, hew, hewe, hewey, hey, heye, hi, hiaa, hiway, ho, hoe, hoey, hoh, hoho, hoi, hoo, hooey, hou, houy, how, howe, howey, howie, hoy, hoye, hu, hua, hue, huey, huh, hui, huie, huwe, hwa, hwe, hy, hye