adjective
crass
KRASS/kræs/
Showing an offensive lack of sensitivity or refinement.
Putting dirty shoes beside the dinner plates is crass behavior.

Etymology
Latin crassus described physical thickness or density. Applied to personal qualities, this became mental obtuseness or gross stupidity, leading to the sense of coarse, insensitive behavior.
In context
would be at the time of its passage, the legislation is a disaster. It is a disaster on paper and in reality. The Scottish National Party backslapping of 2021 was crass and ill-judged.
More examples
- Asking about her inheritance at the funeral was crass.
- The commercial turns a serious illness into a crass sales pitch.
- He mistakes being crass for being honest.
Forms
crass · crasser · crassest
crassly adverb — In an offensively insensitive or unrefined manner.
crassness noun — An offensive lack of sensitivity or refinement.