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