Q: Does "doubt" have the same meaning in the following two sentences?

I doubt these reports.

He doubted that was really what you meant.

A: the same meaning

Q: Does "head" have the same meaning in the following two sentences?

The head of the page.

A reduction in the assessment per head of sheep.

A: different meanings

Q: Does "move" have the same meaning in the following two sentences?

To move in a matter.

Come on guys, let's move: there's work to do!

A:
the same meaning