Here's what rhymes with crapeau.
bo doe dough po toe tow beau jo beaux cho dau doh no so know go though low show co blow radio pro row tho fo foe ho lo mo ro wo woe yo bio ceux faut goe hoe ko sew soe vo mow noe roe sho tuo yeux zo bro rho stow trow whoa gateau gateaux below ago flow ratio grow slow snow throw glow plateau quo audio fro chateau crow thro propos uno dicho floe rodeo topos chateaux dunno plateaux throe chapeau kapok sloe tarot turbot kayo chapeaux pekoe borzoi schmo resew schmoe although bestow hello patio calico nouveau polio tableau aglow aliquot apropos cameo outgrow spatio tableaux trousseau oleo deathblow regrow bandeau matzoh fatso trousseaux microdot romeo embryo studio undergo buffalo folio indigo stereo dynamo forego forgo vertigo domino escrow medico siglo adagio piccolo undertow foreknow tallyho overthrow overflow portico bungalow politico mistletoe presidio afterglow oregano overgrow pompano pistachio mustachio moustachio portfolio archipelago braggadocio pianissimo impresario generalissimo