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