griev·ance 
/ˈgri:vəns/ noun
plural griev·anc·es /ˈgri:vəns/ noun 1 : a feeling of having been treated unfairly [noncount] ▪ He has a deep sense of grievance against his former employer. [count] ▪ She has been nursing a grievance all week. 2 [count] : a reason for complaining or being unhappy with a situation
▪ In the petition, the students listed their many grievances against the university administration. 3 [count] : a statement in which you say you are unhappy or not satisfied with something
▪ The union has filed a formal grievance [=complaint], accusing the company of unfair labor practices. ▪ Several customers came to the front desk to air their grievances.
▪ In the petition, the students listed their many grievances against the university administration.
▪ The union has filed a formal grievance [=complaint], accusing the company of unfair labor practices. ▪ Several customers came to the front desk to air their grievances.
