Qualm (noun)
بہتر طبیعت محسوس نہ ہونا
an uneasy feeling of doubt, worry, or fear, especially about one’s own conduct; a misgiving.
Example: “military regimes generally have no qualms about controlling the press”
Acrimonious (adjective)
تلخی سے بھرا ہوا، تیز، ملامت آمیز
(typically of speech or discussion) angry and bitter.
Example: “an acrimonious dispute about wages”