obscenely vs sex

obscenely is not a noun while sex is a noun.

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

obscenely (noun)	sex (noun)
	activities associated with sexual intercourse
	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

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

obscenely (adverb)	sex (adverb)
in a lewd and obscene manner
to an obscene degree