kiinnostus versus mielenkiintoinen

Kiinnostus = interest (noun). A noun that refers to the feeling of interest or curiosity someone has.

Minulla on kiinnostus historiaan. = I have an interest in history.

Mielenkiintoinen = interesting (adjective). An adjective used to describe something that causes interest.

*Kuulostaa mielenkiintoiselta! = Sounds interesting! *

What do you think, is it correct?