那真是句不体贴的话。

That was a really ___tactless thing to say.

在他粗鲁的言论之后，她称他为不体贴的人。

She called him a ___tactless person after his rude remark.

他在会议上的不体贴行为让每个人都感到尴尬。

His ___tactless behavior at the meeting embarrassed everyone.