Synonyms of fizzle out in English:

fizzle out


See UK English definition of fizzle

phrase

1‘their romance will just fizzle out’

SYNONYMS
peter out, die off, blow over, ease off, cool off, let up
tail off, taper off, trail away, trail off, wither away, grind to a halt
ebb, wane, wilt
come to nothing, fall through, come to grief
informal flop, fold, flatline
archaic remit
ANTONYMS

flourish