Hardness in Malayalam

Malayalam words whose English meaning includes “hardness”:

ഈട് (eedu) — Strength, hardness, security, durability, endurance, pledge, close texture, pawn.
ഉറപ്പ് (urapp) — Rigidity, strength, stability, hardness.
കട്ടി (katti) — Hardness, solidity, weight used for weighing.
ചെകിടടപ്പ് (chekidadapp) — Hardness of hearing hearing impairment.
പരുഷത (parushatha) — Roughness, harshness, hardness, crudeness.