Tetramethyldiaminobenzhydrylphosphinous
yes it does start with that and it is about 139000 letters long
transformationalist
the
pub
thought
teapot
Using all of the letters you can spell the words "issuant" and "sustain".
counterrevolution contains 17 letters
Longest are taille and telial.
Internet is a word beginning with I and ending with T.
Its the longest word that can be typed on a keyboard/typewriter and the word is "TYPEWRITER".
The longest word you can make out of those letters is "hydromagnetry," which has 13 letters.