Words That Rhyme With "Polygyny" :

3 syllables:

progeny

4 syllables:

amphogeny, androgyny, autogeny, dissogeny, endogeny, epigyny, ethnogeny, exigency, glycogeny, histogeny, homogeny, monogeny, monogyny, ontogeny, orogeny, petrogeny, protogyny

5 syllables:

aborigine, anthropogeny, embryogeny, epeirogeny, heterogeny, proterogyny, teratogeny