laziness vs acedia

laziness and acedia both are nouns.

Word	Noun	Adjective	Verb	Adverb
laziness	Yes	No	No	No
acedia	Yes	No	No	No

As nouns, laziness and acedia are synonyms defined as:

laziness and acedia: apathy and inactivity in the practice of virtue (personified as one of the deadly sins)

Other synonyms of laziness include sloth.

laziness (noun)	acedia (noun)
apathy and inactivity in the practice of virtue (personified as one of the deadly sins)	apathy and inactivity in the practice of virtue (personified as one of the deadly sins)
relaxed and easy activity
inactivity resulting from a dislike of work