sex vs suck

sex and suck both are nouns.

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

sex (noun)	suck (noun)
activities associated with sexual intercourse	the act of sucking
the properties that distinguish organisms on the basis of their reproductive roles
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

sex (verb)	suck (verb)
tell the sex (of young chickens)	give suck to
to evoke sexual feelings	draw into the mouth by creating a practical vacuum in the mouth
	take in, also metaphorically
	draw something in by or as if by a vacuum
	provide sexual gratification through oral stimulation
	be inadequate or objectionable
	attract by using an inexorable force, inducement, etc.