xīn
laborious
Original meaning:
chisel
Pictograph of a chisel-like tool. The meaning later shifted to "hard" and "laborious".
Evolution

Oracle script
(~1250-1000 BC)
Bronze script
Late Shang dynasty (~1100 BC)
Seal script
Shuowen (~100 AD)
Clerical script
Eastern Han dynasty (25-220 AD)Regular script
ModernDefinitions
xīn
bitter; toilsome, laborious; 8th heavenly stem; (of taste) hot or pungent; hard; laborious; suffering; eighth in order; eighth of the ten Heavenly Stems 十天干[shítiāngān]; letter "H" or Roman "VIII" in list "A, B, C", or "I, II, III" etc; ancient Chinese compass point: 285°; octa
Xīn
surname Xin
Component uses
Sources