expression, godan verb (-ru)
round off the corners; smooth over; make less harsh
Used both literally for physical corners and figuratively for softening a person's character or making something less severe.
テーブルの角を取って、安全にした。
I rounded off the corners of the table to make it safe.
厳しい言い方の角を
I softened the harsh phrasing and made the text gentler.