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