訓 や(む) ・ 音 ビョウ,ヘイ
漢越音: bệnh
疒 (the sickness radical: a person lying on a tilted bed) gives the meaning, 丙 the sound. Illness, disease.
Stroke data: KanjiVG (CC BY-SA 3.0) — kanjivg.tagaini.net
病気で学校を休みました。 (びょうきでがっこうをやすみました)
I was absent from school due to illness.