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