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

Come into contact with a terrorist group.

The water came to a boil.

A: the same meaning

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

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

Fred is becoming a bum -- he's not even bothering to work more than once a month.

A: the same meaning

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

A rifle action.

Gawkers always try to get as close to the action as possible.

A:
different meanings