Words That Rhyme With "Trigamous" :

3 syllables:

agamous, bigamous, didymous, hiddenness, Michaelmas

4 syllables:

Antigonus, cryptogamous, dichogamous, Eridanus, homogamous, isogamous, monogamous, oogamous, polydomous, polygamous

5 syllables:

anisogamous, heterogamous