Buttoned-up and Unruffled

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

Unruffled and buttoned-up are semantically related. In some cases you can use "Unruffled" instead an adjective phrase "Buttoned-up".

Unruffled adjective - Free from emotional or mental agitation.

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