occupied vs busy

occupied and busy both are adjectives.

Word	Noun	Adjective	Verb	Adverb
occupied	No	Yes	No	No
busy	No	Yes	Yes	No

occupied (adjective)	busy (adjective)
held or filled or in use	actively or fully engaged or occupied
seized and controlled as by military invasion	overcrowded or cluttered with detail
having ones attention or mind or energy engaged	intrusive in a meddling or offensive manner
resided in; having tenants	(of facilities such as telephones or lavatories) unavailable for use by anyone else or indicating unavailability; (`engaged' is a British term for a busy telephone line)
	crowded with or characterized by much activity

occupied (verb)	busy (verb)
	keep busy with