xylophone
Xanax, xanthoma multiplex, Xerophyllum tenax, Xerox, xerox
Some words that have U and X in them are: anxious auxiliary bauxite crucifix crux exude exult extrude faux flux lurex luxurious noxious quixotic roux sexual Sioux
ax anthrax box buxom coax convex detox equinox expand extend export experience exist exit flax fox fax hoax hex inexperience inexpensive ibex juxtapose lax maximum oxen phlox pixie relax saxophone...