méi​wán

to be endless

没完 沒完 méi​wán
to be endless adjective
to be without end; to continue indefinitely, especially of speech or a task
to not be over verb
to be unwilling to let a matter drop; to not be finished with someone in a dispute or conflict

They have not finished with us.

Frequency

Movie subtitles
5.72 per million appears in 3% of films
Written text
2.97 per million

Sources