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