Youtube – The Longest Word in the World (Chemical name of titin) – 189,819 letters: Methionylthreonylthreonylglutaminylarginyl…isoleucine – see here:

 

Haha. What an idiot! Hey asshole I hate to break it to you but this doesn’t fucking count. You got to speak English dude to be taken seriously. That’s rule 1 of pronouncing 3 hour long words. Come on day 1 stuff. So I hate to break it to you, but you just wasted 3 hours of your life bro. Dummy.