Here's what rhymes with hongu.
new knew mu nu moo gnu to who you do two too due du u coup qu shoe zu anew dew lieu shew su sue tu vous chew deux fu lu rue zoo bu hu ju jus ku loo peu pu seu shu sou vu woo yew yu boo chou chu coo cou doo ewe feu gu mieux ru shou thu tue vou wou wu goo mew pooh poo shoo roux thew whew into through few true view blue drew grew que crew threw blew flew q screw avenue canoe clue cue glue hue queue renew undue cu ensue flue slew stew undo adieu ado brew flu pew skew thru beaucoup fue hew shampoo shrew sinew sprue tzu vnto vue clew strew halloo spew valuer fondue foreknew zebu slue phew wazoo achoo revenue pursue bamboo accrue subdue taboo untrue overdue piu tattoo eschew outdo askew imbue overdo redo honeydew endue indue kazoo muumuu overshoe booboo atishoo review hitherto overview residue withdrew debut rendezvous retinue jusqu overthrew kangaroo revue outgrew cockatoo marabou bestrew overflew overdrew overgrew regrew interview caribou construe ballyhoo bugaboo peekaboo buckaroo prevue superglue barbecue hullabaloo barbeque misconstrue