Kindness; being considerate and helpful to others; gentle and friendly behavior (na-adjective).
店員さんが親切に対応してくれて気持ちよく買い物ができた。
The shop assistant was kind and I had a pleasant shopping experience.
親切な言葉がかえって相手を傷つけることもある。
Kind words can sometimes unintentionally hurt the other person.
彼女は親切な人だが、仕事は厳しくこなす。
She is kind, but she performs her work strictly.