FOR X-PERTS
Credit: The Word's The Thing
Louis D. Appel

1. There are at least six three-letter words ending in X, leaving out the obvious one.  Can you name them?

2. There are at least seven four-letter words ending in X. Can you name them?

Answers:

1)
HEX
LAX
LOX
POX
VEX
WAX

2)
APEX
COAX
FLEX
FLUX
HOAX
LYNX
MINX