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