careful; cautious

cautious and timid (idiom); prudent; careful

incautious; inattentive

prudent; cautious

careful; reverently

vigilant; cautious

ancient ethnic group of northeast frontier of China

Xu Shen (-147) the compiler of the original Han dynasty dictionary Shuowen Jiezi 說文解字|说文解字[Shuo1 wen2 Jie3 zi4]