heterodox
/ˌhɛtəˈrɒkdɒks/Definitions
1. adjective
deviating from established or traditional views, practices, or opinions; unconventional
“The artist’s heterodox style of painting sparked controversy in the art world.”
2. noun
a person or thing that holds or represents such views or practices
“The heterodox movement in the city gained popularity among the younger generation.”