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