懂中文 Dong Chinese

憮

wǔ

regretful

Evolution

憮 Seal script Shuowen (~100 AD)

Seal script

Shuowen (~100 AD)
憮 Clerical script Eastern Han dynasty (25-220 AD)

Clerical script

Eastern Han dynasty (25-220 AD)
憮 Clerical script Western Jin dynasty (266-316 AD)

Clerical script

Western Jin dynasty (266-316 AD)
Definitions

怃 (憮) 

wǔ

regretful, disappointed; disappointed; startled