Here's what rhymes with besogneux.
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 aglow beaux cho dau roe sho yeux zo rho whoa doh kayo schmo schmoe ago flow blow slow throw pro fro chateau hello thro bio nouveau cameo escrow floe siglo tuo bro chateaux dunno stow throe trow kapok sloe foreknow overgrow gateau gateaux although below overthrow audio bestow buffalo overflow folio dynamo forego forgo tableau dicho domino mistletoe outgrow tableaux topos afterglow chapeau oleo piccolo tarot turbot regrow bandeau matzoh chapeaux fatso pekoe borzoi romeo resew ratio radio embryo plateau studio undergo indigo patio stereo bungalow calico polio propos vertigo aliquot medico presidio rodeo spatio oregano plateaux trousseau adagio undertow deathblow pompano trousseaux portico apropos pianissimo pistachio microdot tallyho portfolio politico impresario mustachio moustachio generalissimo braggadocio archipelago