2 Syllablescoater, gloater, goater, lota, oater, quota, quoter, rota, smoter, stoater
Now you can make multisyllabic rhymes in the new rhymit app :)
3 Syllablesbiota, creosoter, devoter, emoter, iota, misquoter, outvoter, showboater
4 Syllableshouseboater, undercoater