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

We breakfast at seven.

Cynthia breakfasted on peaches.

A: the same meaning

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

We have a big barrel to catch the rainwater.

He was caught in the act of stealing a biscuit.

A: different meanings

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

That mechanic's a bum -- he couldn't fix a yo-yo.

That guy keeps interrupting the concert. Throw the bum out!

A:
the same meaning