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