Words That Rhyme With "Impassive" :
2 syllables:
ashes, asses, bashes, basses, brasses, caches, cashes, clashes, class's, classes, crash's, crashes, crescive, dashes, essive, flash's, flashes, gas's, gases, gashes, gasses, glass's, glasses, grasses, hashes, jussive, lashes, masses, massive, mastiff, missive, Nash's, passive, plosive, rashes, sashes, slashes, smashes, splashes, thrashes, trashes, tussive
3 syllables:
abessive, abrasive, abusive, adessive, adhesive, admissive, Agassiz, aggressive, allusive, amasses, applausive, assuasive, caressive, cohesive, collusive, compressive, concessive, conclusive, conducive, contrastive, contusive, corrasive, corrosive, decisive, degressive, delusive, depressive, derisive, diffusive, digressive, dismissive, dissuasive, divisive, elusive, emissive, enhancive, erosive, evasive, excessive, exclusive, explosive, expressive, extrusive, harasses, illusive, implosive, impressive, incisive, inclusive, inducive, inessive, infusive, intrusive, invasive, molasses, morasses, obsessive, obtrusive, occlusive, omissive, oppressive, percussive, perfusive, permissive, persuasive, pervasive, possessive, precisive, prelusive, profusive, progressive, protrusive, recessive, reclusive, regressive, repressive, retrusive, seclusive, submissive, successive, suffusive, suppressive, transfusive, transmissive
4 syllables:
disillusive, inconclusive, indecisive, inexplosive, inexpressive, intermissive, internecive, noncontrastive, nonexclusive, preinvasive, retrogressive, unexpressive, unimpressive, unobtrusive, unpersuasive, unprogressive
5 syllables:
anticorrosive, photoemissive, superabrasive