anticivil
/ˌæntɪˈsɪvɪl/Definitions
1. adjective
opposed to or characteristic of civilization
“The group’s anti-civil behavior was a major concern for the community.”
2. noun
a person who is opposed to civilization or its values
“The anti-civil protesters were met with resistance from the authorities.”
3. adverb
in an uncivilized or barbaric manner
“The villagers lived in a primitive, anticivil way, far from the city’s luxuries.”