hard

(big box) + (old) Same-ON
★★★☆☆
8 strokes
DUPE

Onyomi

KO

That KODOMO (子) is hard to deal with.

Mnemonic

The old bread in the big box has gotten too hard to eat.

Kunyomi

かた*い Hard like a stiff, formal, tight-ass person, stubborn.

Also means physically hard like firm: you tap it and it goes TON TON.
★★★★☆

( ) かた*める to make something congeal (clay, paint, pudding). OTHER MEANING: to harden or fortify one's defenses (or strengthen the unity of factions within the party).
★☆☆☆☆
( ) かた*まる something hardens, something takes shape
★☆☆☆☆

Jukugo

頑固(がんこ)

stubborn ★★☆☆☆ 1/2 KANA
(stubborn) + (hard) = 頑固 (stubborn)

Used In

Synonyms

hard
固    硬    堅   
stiffen
硬くなる    固める    硬直する    硬化