Here's what rhymes with sisterlanguages.
metalanguages Words that almost rhyme with sisterlanguages
mortgages shortages cartridges hostages lozenges forages portages promises formulas gondolas harnesses porpoises tortoises copulas corollas marquesses corpuses songstresses particles provinces performances partisans cardinals corpuscles accomplices hominids barnacles porcelains carnivals domiciles marginals coracles fontanels ptarmigans thesauruses unharnesses charlatans possibles abdominals solubles portables probables phenomenons pocketfuls washables constables automatons pronominals teleconferences nonpartisans antiparticles cosmopolitans