Third-person singular simple present indicative form of fizzle

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

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.

simple past tense and past participle of fizzle

present participle of fizzle

The sound of something that fizzles.

plural of fizzling

To lose excitement, to become less exciting.

Without fizz.