Sentence examples similar to speculative smile from inspiring English sources

Later she sits and watches the clock, waiting, and smiling a secret smile, amused, absent and speculative.

In this view, which Dr. Zajonc conceded was speculative, a given facial expression - a smile, say - triggers the brain chemicals that evoke the associated feelings, such as happiness.

Speculative fiction?

"It's purely speculative".

It's rather speculative.

This is speculative architecture".

These investments are partly speculative.

These conclusions are speculative.

"They are quite speculative".

Exactly why is speculative.

"It's not speculative".