antagonism
an·tag·o·nism
/ænˈtægəˌnızəm/ noun , pl -nisms
: a strong feeling of dislike or hatred : a desire to oppose something you dislike or disagree with — often + between or toward
[ noncount ] There is a long history of antagonism [=hostility, enmity] between the two nations.
The policy is creating antagonism [=opposition] between the staff and management.
I never felt any antagonism [=animosity] toward her.
[ plural ] The region has a long history of ethnic antagonisms.