subsiding

Verb

subside (third-person singular simple present subsides, present participle subsiding, simple past and past participle subsided)

1. (intransitive) To sink or fall to the bottom; to settle, as lees.
2. (intransitive) To fall downward; to become lower; to descend; to sink.
   • An illuminating article in a recent issue of the Eastern Region's Civil Engineering News points out that where coal is worked over a reasonably large area, it is not only the whole of the strata above the workings, but also an area beyond which is liable to subside at varying rates after the coal...1961 November, “Talking of Trains: The subsidence problem”, in Trains Illustrated, page 651
3. (intransitive) To fall into a state of calm; to be calm again; to settle down; to become tranquil.
   • The sea subsides.

   Synonyms:

   abate

4. (colloquial, intransitive) To cease talking.