sex vs shag

sex and shag both are nouns.

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

sex (noun)	shag (noun)
activities associated with sexual intercourse	a lively dance step consisting of hopping on each foot in turn
the properties that distinguish organisms on the basis of their reproductive roles	slang for sexual intercourse
all of the feelings resulting from the urge to gratify sexual impulses	a fabric with long coarse nap
either of the two categories (male or female) into which most organisms are divided	a matted tangle of hair or fiber
	a strong coarse tobacco that has been shredded

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