He is a sceptic when it comes to new technology.

I am always sceptical of new scientific claims until they are thoroughly tested.

There is a lot of scepticism surrounding the new government policies.

The sceptics believe that climate change is a hoax.

She looked at him sceptically.

Her scepticalness made her question everything she heard.

There are many scepticisms surrounding the new scientific discovery.

Her scepticality made her question everything she heard.

She scepticized his claims.

I often scepticize new ideas before fully embracing them.