訓 ほお,ほほ ・ 音 キョウ
漢越音: giáp
夾 (to pinch between) gives the sound and 頁 (head) the meaning: the parts on both sides of the face, the cheeks.
Stroke data: KanjiVG (CC BY-SA 3.0) — kanjivg.tagaini.net
恥ずかしくて頰が赤くなった。 (はずかしくてほおがあかくなった)
My cheeks turned red with embarrassment.