heathenism

[ hee-thuh-niz-uh m ]
/ ˈhi ðəˌnɪz əm /

noun

a belief or practice of heathens; idolatry.
barbaric morals or behavior; barbarism.

Origin of heathenism

First recorded in 1595–1605; heathen + -ism
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for heathenism