Buttoned-up and Shut up

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

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

Shut up verb - To stop talking.

Buttoned-up and shut up are semantically related. Sometimes you can replace phrase "Buttoned-up" with "Shut up", this terms are similar.