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