I'm hardly disinterested totally in my appearance
A nation of shopkeepers are very seldom so disinterested.
I got sort of disinterested in working for the system.
... I was merely a disinterested spectator at the Banquet of Life.
I'm always suspicious of disinterested interest.
It was not apathy. It was an intelligent disinterest in those things that could have no bearing on one's existence.
I was a disinterested student.