訓 いくさ ・ 音 シ
Sino-Vietnamese: sư
Its Sino-Vietnamese reading is sư, as in giáo sư (professor) and sư phụ (master): a teacher or expert.
Stroke data: KanjiVG (CC BY-SA 3.0) — kanjivg.tagaini.net
母は高校の教師です。 (はははこうこうのきょうしです)
My mother is a high school teacher.