The council selected an uninterested arbitrator to oversee the negotiations to ensure no one acted from personal gain.

His uninterest in the project became obvious when he stopped attending meetings.

The lecture was uninteresting, and several students glanced at their phones.

The project's unexpected failures exposed several uninterests within the target audience that marketing had overlooked.

She answered the question uninterestedly, barely looking up from her book.

Her uninterestedness during the lecture was obvious to everyone.