uncopyrightable and dermatoglyphics and what and shake and like.
uncopyrightable
Uncopyrightable
dictionary
uncopyrightable
Nonmodal is MAYBE the longest word.
hi
Youthfulness is the longest word starting with the letter Y. It contains twelve letters.
restate
The longest word starting with E is Electroencephalographically.
Bellybuttons would be the longest word I can think of beginning with a 'b' and ending in an 's'.
repeat
repeat
Synonyms include redo (repeat process) or echo (a repetition).
Biotechnological
Defeat or repeat.