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