catch
to understand; to become popular
to make people understand something
get across
to discuss something, usually a problem or plan
talk over
to become available or easily noticed
come out
to reach someone ahead of you
catch up
to become widely known (ex. news or sickness)
get around
to speak to someone condescendingly; speaking as if someone is not intelligent
talk down to
to say something suddenly or unexpectedly
come out with
to make someone understand what you mean; to persuade someone
get through to