Buttoned-up and Pack it in

Buttoned-up adjective - Having or showing a lack of friendliness or interest in others.

Pack it in and buttoned-up are semantically related. In some cases you can use "Pack it in" instead a verb phrase "Buttoned-up".

Buttoned-up and pack it in are semantically related. Sometimes you can replace phrase "Buttoned-up" with "Pack it in", this terms are similar.