simple past tense and past participle of fizzle

The sound of something that fizzles.

Third-person singular simple present indicative form of fizzle

present participle of fizzle

A spluttering or hissing sound. / (military) Failure of an exploding nuclear bomb to meet its expected yield during testing. / An abortive effort; a flop or dud. / A state of agitation or worry.

To sputter or hiss. / (figuratively) To decay or die off to nothing; to burn out; to end less successfully than previously hoped.

plural of fizzling

To lose excitement, to become less exciting.