X vs sex

X and sex both are nouns.

Word	Noun	Adjective	Verb	Adverb
X	Yes	No	No	No
sex	Yes	No	Yes	No

X (noun)	sex (noun)
street names for methylenedioxymethamphetamine	activities associated with sexual intercourse
the 24th letter of the Roman alphabet	the properties that distinguish organisms on the basis of their reproductive roles
the cardinal number that is the sum of nine and one; the base of the decimal system	all of the feelings resulting from the urge to gratify sexual impulses
	either of the two categories (male or female) into which most organisms are divided

X (verb)	sex (verb)
	tell the sex (of young chickens)
	to evoke sexual feelings