Hwa rhymes with:
cheng-hua, suhua, artois, bois, bourgeois, brisbois, chargois, cheng-hua, comtois, contois, francois, gravois, harnois, joie, laframboise, langlois, lavoie, marois, moi, qua, salois, sirois, suhua, trois, valois, wa, waah, wah
Hwa sounds like:
h, h., ha, hah, hao, hau, haw, hawaii, hawe, hay, haye, he, hee, heh, heiwa, 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, hwe, hy, hye