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