A contemporary and modern brand name which could be well suited to a cryptocurrency organisation.
The word "fizzler" contains seven characters and three syllables. Established brands using three syllable names include Microsoft, Armani and Toshiba.
Fizzler.com is a .com domain. Dot com domains are the most sought after domain extension in the world, famously used by websites like google.com. A .com is the first thing people think of when they think of a website.