complaint

noun
  1. An expression of dissatisfaction or annoyance about something. noun
    She filed a complaint with the manager about the poor service.
    His constant complaints about the noise were ignored by the neighbors.
  2. A formal allegation against a party, often in a legal context. noun
    The company received a legal complaint from a former employee.
    The complaint was dismissed by the court due to lack of evidence.
  3. A physical ailment or medical condition. noun
    He went to the doctor to address his stomach complaint.
    She suffers from a chronic back complaint that limits her mobility.