A primitive or simplistic ethos or societal condition; barbarism.
Behaviour appropriate to a barbarian, that is uncivilized, brutal, or crude.
The state of being heathen.
From one religion's or creed's perspective, the rest of the world that does not follow that creed or religion.
The collection of people who follow Heathenry, a modern pagan faith inspired by the pre-Abrahamic religions of Germanic tribes, Anglo-Saxons and Norse peoples.