Difference between Concerned and Interested

CONCERNED vs INTERESTED: ADJECTIVE

Involved in or affected by or having a claim to or share in
Having or showing curiosity, fascination, or concern.
Possessing a right, claim, or stake.
Having the attention engaged; having emotion or passion excited.
Having an interest; concerned in a cause or in consequences; liable to be affected or prejudiced.
Having or showing interest.
Motivated by considerations of self-interest; self-serving.
Owning a share of a company.
Having or showing interest; especially curiosity or fascination or concern

Having or manifesting disquietude; uneasy; troubled; anxious: as, she watched his movements with a concerned look or feeling; he was concerned about his prospects.
A euphemism for damned.

Having an interest or share; having money involved: as, one interested in the funds.
Concerned in a cause or in consequences; hence, biased by personal considerations; concerned chiefly for one's private advantage; also, springing from or influenced by self-interest or selfishness: as, an interested witness.

Worry, Apprehensive, Alarmed, Worried, Taken up, Related to, Haunted, Related, Implicated, Solicitous, Involved, Obsessed, Preoccupied, Interested, Afraid

Wishing, Relevant, Attractive, Focused, Desiring, Committed, Engaged, Enthusiastic, Keen, Desirous, Receptive, Fascinated, Curious, Concerned, Involved

Worrying, Worry, Apprehensive, Alarmed, Worried, Related to, Haunted, Related, Implicated, Solicitous, Involved, Obsessed, Preoccupied, Interested, Afraid

Willing, Wishing, Relevant, Attractive, Focused, Committed, Engaged, Enthusiastic, Keen, Desirous, Receptive, Fascinated, Curious, Concerned, Involved

In these alone, were the whole people concerned.
Is that something we should be concerned about?
The Cherokees had every reason to be concerned.
This chapter is concerned only with market regulation.
All skin types, especially those concerned with ageing.
They re concerned how it will affect that.
The name of the concerned lot plan, if any, and the lot numbers of the concerned and abutting properties.
Brook was less concerned with realism, and more concerned with translating the play into a form that could communicate with the modern world.
This enterprise is most suitable when national security is concerned as it is under the direct control and supervision of the concerned Ministry.
We are less concerned with finding texts, and more concerned with stopping the flood of texts coming in.

ANAKIN: You seem quite interested in public service.
Would international schools be interested in my background?
Those who are interested may contact Datta temple.
Weltz personally is not interested in these experiments.
You might be interested in shortening your term.
President Trump was only interested in Ukraine aid.
What type of immigration are you interested in?
While they both are interested in telling us who created everything, neither are interested in telling us how he did it.
It will leave a bad impression and only make the interviewer more interested in your salary history and possibly less interested in you.
Transco states that copies of the filing are being mailed to each of its affected customers, interested State Commissions and other interested parties.