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