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