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