interested vs concerned

interested and concerned both are adjectives.

Word	Noun	Adjective	Verb	Adverb
interested	No	Yes	No	No
concerned	No	Yes	No	No

As adjectives, interested and concerned are synonyms defined as:

interested and concerned: involved in or affected by or having a claim to or share in

interested (adjective)	concerned (adjective)
having or showing interest; especially curiosity or fascination or concern	feeling or showing worry or solicitude
involved in or affected by or having a claim to or share in	involved in or affected by or having a claim to or share in
	culpably involved