Here's what rhymes with stnsu.
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 pursue threw coup flew qu dew hue lieu tu chew deux ensue 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 mieux ru shrew tue tzu vue wou wu goo mew moo pooh poo gnu roux slue whew phew into true blue drew grew que crew blew q screw anew bamboo clue cue glue queue undue cu taboo undo adieu ado brew jusqu pew piu skew tattoo beaucoup eschew shampoo sinew sprue vnto clew strew halloo spew valuer zebu kazoo wazoo booboo achoo atishoo review avenue canoe renew accrue debut subdue untrue overdue outdo revue askew imbue outgrew overdo redo ballyhoo honeydew endue fondue foreknew indue bestrew muumuu overshoe prevue interview revenue hitherto overview residue withdrew rendezvous retinue construe overthrew kangaroo bugaboo marabou peekaboo buckaroo overflew superglue overdrew overgrew regrew caribou cockatoo hullabaloo barbecue misconstrue barbeque