A three letter word that ends in the letter x could be the word Hex. A hex is a witches curse or spell.
Latex is a 5 letter word. It begins with L and ends with X.
mim
xylophone
miter box
oxeye
No, there is no word in the English language that starts and ends with the letter "x."
Texter
appendix.
anthrax
phlox
Unfix is a 5 letter word. It begins with U and ends with X.
Latex is a 5 letter word. It begins with L and ends with X.
x-raying
xerox
xyst
index
PARADOX