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