fizzle
verbUK /ˈfɪz.əl/
US /ˈfɪz.əl/
To end weakly or fail after starting with some energy.
The party began with loud music but fizzled out by nine o'clock.
RELATED WORDS
OTHER MEANINGS
2. To make a soft hissing or sputtering sound, like escaping gas.
The damp firework fizzled on the ground instead of bursting.
3. A soft hissing sound.
We heard the fizzle of the soda as the cap came off.
4. A failure or disappointment, especially one that ends quietly.
The new product turned out to be a fizzle.