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