/ˈdwɪndl/
dwin·dle
BrE /ˈdwɪndl/
NAmE /ˈdwɪndl/
[I]
to become gradually less or smaller
dwindling audiences
~ (away) (to sth)
Support for the party has dwindled away to nothing.
~ (from sth) (to sth)
Membership of the club has dwindled from 70 to 20.