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