Here's what rhymes with authoritarians.
barbarians librarians proletarians vegetarians libertarians agrarians clarions sectarians seminarians veterinarians egalitarians sanitarians cnidarians vulgarians utilitarians centenarians octogenarians totalitarians nonagenarians parliamentarians antiquarians humanitarians disciplinarians latitudinarians septuagenarians valetudinarians sexagenarians Words that almost rhyme with authoritarians
variance aquariums chameleons covariance invariance sanitariums honorariums planetariums vivariums burials reburials lesbians pedestrians perennials biennials thespians terrestrials hairpieces wistarias triennials decennials antimalarials equestrians poinsettias centennials conventicles extraterrestrials centrepieces bicentennials sesquicentennials