Rhymes:English/əʊniən

Pronunciation
-ōniən, /-əʊniən/, /-@Uni@n/

Four syllables

 * draconian
 * Franconian
 * Ionian
 * Manzonian
 * Newtonian



Five syllables

 * Arizonian
 * Berlusconian
 * Caledonian



Six syllables

 * Decameronian