Words That Rhyme With "Oasean" :

3 syllables:

basion, Gaussian, Gratian, Joycean, Latium, Lucien, Messiaen, ossein, Paphian, Procyon, Schlesien

4 syllables:

cetaceum, cymatium, Debussyan, gymnasium, pancratium, Parisienne, Parnassian, Pegasian, solatium, spermatium

5 syllables:

Dionysian, fluorescein, homoiousian, Ordovician, patripassian