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

Her dress was so short you could nearly see her fanny.

In England 'fanny' is vulgar slang for female genitals.

A: the same meaning

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

We only use Spanish at home.

I can't use this tool.

A: the same meaning

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

The governor should act on the new energy bill.

Think before you act.

A:
the same meaning