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