One syllable words that rhyme with pass_up
ass, bass, basse, blass, bras, brass, cas, cass, chasse, class, crass, das, dass, fahs, fass, gas, gass, glas, glass, gras, grass, grasse, hass, jass, kass, klas, klass, kras, krass, lass, last, mass, mass., masse, nass, pass, pasts, plas, plass, plasse, ras, sas, sass, sasse, tass, vass, yass
Two syllable words that rhyme with pass_up
alas, alsace, amass, contrasts, depass, forecasts, harass, impasse, lambastes, morass, repass, surpass, umass, vanasse