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