Here's what rhymes with significatiue.
who shoe zu shew su sue vous fu zoo hu seu shu sou vu feu shou thu vou shoo 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 kazoo slue whew phew achoo true blue drew grew que crew pursue blew q screw anew canoe clue cue glue queue accrue cu ensue adieu ado brew pew skew eschew mieux sprue vnto clew mew strew halloo spew valuer zebu wazoo atishoo into review avenue renew undue debut subdue taboo undo untrue jusqu overdue piu tattoo beaucoup outdo revue shampoo sinew askew overdo redo honeydew bugaboo fondue foreknew buckaroo overshoe overgrew booboo regrew revenue hitherto overview residue withdrew bamboo caribou construe overthrew kangaroo imbue outgrew ballyhoo cockatoo endue indue marabou peekaboo bestrew muumuu overflew prevue superglue overdrew interview rendezvous retinue hullabaloo misconstrue barbecue barbeque