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