留恋 (liú liàn): Be reluctant to leave (Verb) — Meaning & Stroke Order

At graduation, he was very reluctant to leave his campus life behind.

Although the new job has broad prospects, he still feels a strong reluctance to leave his old team.

Don't you feel any reluctance at all to leave this city you've lived in for ten years?

At the graduation party, everyone raised their glasses and drank freely, their words filled with nostalgia for campus life.