Level VII of XX on the frequency path
Frequency rank 794 / 2,608
Mid-frequency: not on every page, but regular in books and magazines.
More common than 臣 (Servant), less common than 誌 (Magazine).
A head (囗) encloses something old (古) — old traditions locked in a rigid head create something hard and unyielding.
固 is rank 794 of 2,608 in published Japanese.
Study 固 →