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

We'll get them!

Did you get it?

A: different meanings

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

You don't have the stuff to be a United States Marine.

The trunk was full of stuff.

A: different meanings

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

The face of the city is changing.

He managed to show a bold face despite his embarrassment.

A:
the same meaning