Vocabulary
불만이 있다
to have a complaint
Meaning
Expresses having a grievance about someone or something; its target can be marked with -에 or -에게.
Why this form?
불만을 말하다 — “to voice a complaint”: highlights speaking up, not merely having a grievance.
Examples
저한테 뭐 불만 있으세요? — Do you have a problem with me?
회사에 불만이 있어요. — I have complaints about the company.