1. fizzle, hiss, hissing, hushing, sibilation

a fricative sound (especially as an expression of disapproval)

Example Sentences:
'the performers could not be heard over the hissing of the audience'

Synonyms

• hiss
• hissing
• hushing
• sibilation

2. bust, fizzle, flop

a complete failure

Example Sentences:
'the play was a dismal flop'

Synonyms

• bust
• flop

3. fizzle, fizzle out, peter out, taper off

end weakly

Example Sentences:
'The music just petered out--there was no proper ending'

Synonyms

• fizzle out
• peter out
• taper off