drain away[verb]Synonyms: decrease, abate, bate, close, diminish, dwindle, lessen, reduce, taper, taper off
[TahlilGaran] English Synonym Dictionary ▲
drain away phrasal verb (
see also drain)
if something drains away, it is reduced until there is none left:
I watched the light drain away.anger/confidence/tension/hope etc drains away Sally felt her anger drain away. [TahlilGaran] Dictionary of Contemporary English ▲