Kanji 固: harden, set, clot, curdle
Kanji 固: harden, set, clot, curdle. Readings and core meaning.
See vocabulary and examples below.
Kanji at a glance
Core meaning / core image
harden, set, clot, curdle
Kanji structure breakdown
Mnemonic story
Imagine something kept inside an enclosure (囗) since ancient (古) times; it has hardened and become solid over the years. This represents the idea of things setting or becoming firm over a long period of time.