角かどが立たつ

expression, godan verb (-tsu)

cause offense; create hard feelings

Idiomatic expression meaning that a remark or action makes a situation awkward or strained, as if sharp corners appear in a relationship.

• あんな言いい方かたをすると角かどが立たつよ。

  If you say it like that, it'll cause offense.

• 角かどが立たたないように、やんわりと断ことわった。

  I declined gently so as not to create hard feelings.