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