Here's what rhymes with diyaryo.
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 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 forego forgo polio uno aliquot cameo floe rodeo tuo bro stow throe trow sloe foreknow regrow kayo pekoe borzoi romeo tallyho schmo schmoe below embryo plateau chateau hello stereo calico nouveau propos aglow apropos dicho topos chateaux dunno plateaux trousseau adagio chapeau kapok tarot turbot bandeau gateau matzoh chapeaux fatso gateaux trousseaux portfolio studio undergo bestow buffalo indigo portico tableau vertigo domino escrow mistletoe outgrow presidio siglo spatio tableaux impresario oregano piccolo pistachio undertow deathblow overthrow overflow bungalow dynamo politico medico afterglow overgrow pompano mustachio microdot moustachio braggadocio archipelago generalissimo pianissimo