Readings
Meanings
硬い甲などの共通点もある。The two kinds have similar features such as a hard shell etc.wiki
Radicals and components
Components
How it's built硬
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Mnemonic (RtK)
ⓘstone (石) · rock (石) · grow late · Ameratasu · one (一) · ceiling (冖) · sun (日) · tucked under the arm
From "Remembering the Kanji" by James Heisig · Frame 750
Additional Examples
He thrust some coins into my pocket.tatoeba Place a coin in the palm of his hand.tatoeba Stroke Order
12 strokes
Practice Writing
Practice Writing 硬
Draw with a guide, then from memory — checked at every step