A clever combination of "token" and "engine", this name could suit many token/crypto based brands. Alternative could be read as "tok" + "engine", with "tok" standing for "theory of knowledge" or an equivalent acronym.
The word "Tokengine" contains nine characters and three syllables. Successful brands using three syllable names include Armani, Sainsbury's and Grammarly.
Tokengine.com is a dot com domain. Dot com domains are the most desirable domain extension in the world, used by famous websites like google.com. Once secured, a dot com all but guarantees no-one else can outrank you for your own name in the long run.