堅; 硬; 固い

N1 固定 kotei fixation, fixing (e.g., salary, capital) N1 固有 koyuu characteristic, tradition, peculiar N1 固める katameru to harden, to freeze, to fortify N1 頑固 ganko stubbornness, obstinacy N1 強硬 kyoukou firm, vigorous, stubborn N2 固まる katamaru to harden, to solidify, to become firm N3 堅い katai hard, firm, strict, formal N3 硬い katai hard, solid, stiff N3 硬貨 kouka coin

N1 堅 ken / kata.i, -gata.i strict, hard, solid N2 硬 kou / kata.i stiff, hard, dur N2 固 ko / kata.meru, kata.maru, kata.mari, kata.i harden, set, clot