Synonyms of tapering off

Verb

1. taper off, peter out, fizzle out, fizzle, discontinue

usage: end weakly; "The music just petered out--there was no proper ending"

2. taper off, narrow, contract

usage: become smaller or less active; "Business tapered off"

Adjective

1. dwindling, tapering, tapering off, decreasing (vs. increasing)

usage: gradually decreasing until little remains