cavil
Definition
To raise trivial or malicious objections; to complain about unimportant matters.
हिन्दी कम महत्व के मामलों पर विवाद करना; असंगत या दुर्भावनापूर्ण तर्क उठाना।
Example
"He continued to cavil about the wording of the contract, even after all major issues were resolved."