lust vs sexual activity

lust and sexual activity both are nouns.

Word	Noun	Adjective	Verb	Adverb
lust	Yes	No	Yes	No
sexual activity	Yes	No	No	No

lust (noun)	sexual activity (noun)
self-indulgent sexual desire (personified as one of the deadly sins)	activities associated with sexual intercourse
a strong sexual desire

lust (verb)	sexual activity (verb)
have a craving, appetite, or great desire for