She is skepticizing the new theory.

I often skepticize the claims made by politicians.

He skepticizes every new idea that comes his way.

She had a skeptimistic view of the situation.

Skeptimists believe that the glass is half empty.

She is a skeptimist, always questioning but also hopeful.

Her skepticalness made her question everything she heard.

She is a skepticist and always questions everything.

She carried a skepful of honey from the beehive.

The skepticks gathered to discuss their doubts and questions.