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

1.
meredup, gagal, berakhir hambar
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 tampaknya meredup setelah beberapa minggu.
•
Their initial enthusiasm for the project began to fizzle out.
Antusiasme awal mereka terhadap proyek itu mulai meredup.