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