訓 やさ(しい),すぐ(れる),まさ(る) ・ 音 ユウ,ウ
Sino-Vietnamese: ưu
Person 亻 plus 憂 (worry): someone who worries about others is kind and excellent, so it means gentle or superior (Han Viet uu, as in uu tien = priority).
Stroke data: KanjiVG (CC BY-SA 3.0) — kanjivg.tagaini.net
彼女はとても優しい人です。 (かのじょはとてもやさしいひとです)
She is a very kind person.