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