or Britishrancour/ˈræŋkɚ/ or British rancour /ˈræŋkɚ/
Learner's definition of RANCOR
: an angry feeling of hatred or dislike for someone who has treated you unfairly
She answered her accusers calmly and without rancor.
In the end, the debate created a degree of rancor among the committee members.
— rancorous(US)or Britishrancourous/ˈræŋkərəs/adjective,[more rancorous; most rancorous]