fizzle out
US /ˈfɪz.əl aʊt/
UK /ˈfɪz.əl aʊt/

1.
berakhir hambar, gagal, pudar
to end or fail in a weak or disappointing way after a promising start
:
•
The protest movement seemed to fizzle out after a few weeks.
Gerakan protes itu nampaknya berakhir hambar selepas beberapa minggu.
•
Their initial enthusiasm for the project began to fizzle out.
Semangat awal mereka terhadap projek itu mula pudar.