Meaning of Japanese Word "固い" (Katai)

Kanji in this word

Related words "固"

• 凝固 (gyoko)congelation, solidification
• 凝固する (gyokosuru)congeal, solidify
• 固い (katai)firm, obstinate, rigid, strict, tight
• 固まる (katamaru)become stiff, congeal, harden
• 固める (katameru)fortify, solidify, strengthen
• 固体 (kotai)solid, solid matter