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