guard against

Components

Meaning component
to compare

compare

Sound component
surely

Character Evolution

Seal form
Seal Shuowen ~100 AD
Clerical form
Clerical Eastern Han 25-220 AD
Clerical form
Clerical Eastern Han 25-220 AD
Regular Modern

Historical Pronunciations

Middle ChineseOld ChineseGloss
Baxter-SagartpijHpri[t]-scautious
Zhengzhangpriɡs

說文解字

愼也。从比必聲。《周書》曰:“無毖于卹。”

Sources

Readings & variants
Unicode
Historical pronunciations
Baxter-SagartZhengzhang Shangfang
Historical images
Academia Sinica