Fun and abstract domain name could suit almost any product or services.
Kufki has only five characters and only two syllables. Two-syllable names are exceptionally rare and extremely valuable. Established brands using two syllable names include YouTube, Subway and Google.
Kufki.com is a .com domain. Dot com domains are the most prestigious domain extension in the world, famously used by websites like facebook.com. Owning a .com says that you own the word "kufki" online.