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