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polygamophile

American  
[pol-ee-gam-uh-fahyl] / ˌpɒl iˈgæm əˌfaɪl /

noun

  1. a person who approves of or countenances polygamy, especially as practiced by others.


Etymology

Origin of polygamophile

First recorded in 1705–15; polygam(y) + -o- + -phile