Defencelessness
"Electroencephalograph" is a 15 letter word that has the letter "e" five times and no other vowels. It refers to the measurement of electrical activity in the brain.
15 i think
Demisemiquaver(s)- the s makes it a 15 letter word. I hope this was the one you were looking for!
uncopyrightable Dermatoglyphics misconjugatedly
IroquoisIndians
uncopyrightable
15
misapprehension
active transport
uncopyrightable uncopyrightable uncopyrightable uncopyrightable
Punctuation mark is another word for parentheses or brackets.
uncomprehensive