訓 もち,もちい ・ 音 ヘイ,ヒョウ
漢越音: bính
Food 食 gives the meaning and 并 gives the sound: a cake made from rice. 画餅 (a painted rice cake) means something useless.
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正月にお餅を食べる。 (しょうがつにおもちをたべる)
We eat mochi at New Year.