Hang-up and Pull in

Hang-up noun - A source of persistent emotional distress.

Pull in and hang-up are semantically related. In some cases you can use "Pull in" instead a verb phrase "Hang-up".

Pull in verb - To keep from exceeding a desirable degree or level (as of expression).

Hang-up and pull in are semantically related. Sometimes you can replace phrase "Hang-up" with "Pull in", this terms are similar.