力 (U+529B)
{梩} *rə “plow” ♪→ {力} *rək “power” & {加} *kˤraj “to increase”
Depiction of a plow. Later it began to also be used for {加}, but only the usage for {力} has survived.
- 徐中舒 1930 - 耒耜考
- 裘錫圭 1992 - 甲骨文中所見的商代農業
- 季旭昇 2014 - 說文新證 [2nd ed.] (919-920)
{梩} *rə “plow” ♪→ {力} *rək “power” & {加} *kˤraj “to increase”
Depiction of a plow. Later it began to also be used for {加}, but only the usage for {力} has survived.