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