Grievance(noun)
A real or imagined cause for complaint, especially unfair treatment.
Hindi meaning:शिकायत
Synonyms: Grief, Hardship, Injustice, Objection
Antonyms: Delight, Happiness, Joy, Advantage
Example: He has a deep sense of grievance against his former employer.
Trick to remember: Grievance ke box ka maintenance karo. 
