obscenity vs profanity

obscenity and profanity both are nouns.

Word	Noun	Adjective	Verb	Adverb
obscenity	Yes	No	No	No
profanity	Yes	No	No	No

As nouns, profanity is a hypernym of obscenity; that is, profanity is a word with a broader meaning than obscenity:

obscenity (noun)	profanity (noun)
an obscene act	vulgar or irreverent speech or action
the trait of behaving in an obscene manner
an offensive or indecent word or phrase