訓 かた(い),-がた(い) ・ 音 ケン 🔊
漢越音: kiên
臣 and 又 (hand) over 土 (earth): holding the ground firmly, as in Vietnamese kiên cố (solid, sturdy).
Stroke data: KanjiVG (CC BY-SA 3.0) — kanjivg.tagaini.net
この木はとても堅い。 (このきはとてもかたい)
This wood is very hard.