sex vs irritation

sex and irritation both are nouns.

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

sex (noun)	irritation (noun)
activities associated with sexual intercourse	unfriendly behavior that causes anger or resentment
the properties that distinguish organisms on the basis of their reproductive roles	the act of troubling or annoying someone
all of the feelings resulting from the urge to gratify sexual impulses	an uncomfortable feeling of mental painfulness or distress
either of the two categories (male or female) into which most organisms are divided	a sudden outburst of anger
	the psychological state of being irritated or annoyed
	the neural or electrical arousal of an organ or muscle or gland
	(pathology) abnormal sensitivity to stimulation

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