Here's what rhymes with alias.
bacchanalias Words that almost rhyme with alias
radius aqueous salience radiance atheists laziness haziness raciness salients shakiness shadiness vagarious cutaneous patriots irradiance craziness saintliness daintiness neighborliness hastiness flakiness tastiness pastiness spaciness gradients leisureliness ungainliness spontaneous miscellaneous extraneous simultaneous compatriots percutaneous subcutaneous contemporaneous extemporaneous