chán​mián

lingering

缠绵 (纏綿) chán​mián
lingering adjective
persisting for a long time, specifically referring to a chronic or protracted illness

He has been bedridden for many years and is very weak.

sentimental adjective
touching and sentimental, especially regarding romantic feelings or music

The melody of this song is beautiful and lingering.

Frequency

Movie subtitles
2.06 per million appears in 1% of films
Written text
4.06 per million

Sources

Definitions
CC-CEDICT