Xavier
x-rays
no tree starts with x
x x
An animal that starts with the letter x is, Xoni.I'm pretty sure that all animals eat food.
No country in the world starts with the letter X.
No river in India starts with the letter X.
No river in Australia starts with the letter X.
The Xhosa tribe in Africa starts with X.
None
No river in the United States starts with the letter X.