His undiplomatic remarks offended many at the meeting.

The ambassador’s undiplomatic behavior strained international relations.

She gave an undiplomatic response that upset the host.

An undiplomatic comment sparked controversy during the conference.

Her tactless comment about his new haircut made everyone uncomfortable.

The tactless joke at the meeting offended several colleagues.

He made a tactless remark about her age, which she didn’t appreciate.

His tactless behavior often results in awkward situations.

It was impolitic of him to criticize his boss during the meeting.

The politician made an impolitic remark that angered voters.

Her impolitic behavior at the dinner offended the guests.

It would be impolitic to ignore the warnings from experts.

Jill’s abrasive demeanor in meetings alienated her colleagues, making collaboration difficult within the team

The abrasive surface of the sandpaper quickly smoothed the wood.

Her abrasive tone made everyone feel uncomfortable during the meeting.

The cleaner contains abrasive particles to remove tough stains.