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