English rigidity, deadness, stiffness
English inelasticity, rigidity, rigidness, inflexibility
Arabic تجمد, تيبس, صلابة, قسوة, لا مرونة
ductility, malleability, softness, flexibility, ductileness, plasticity, tractability, flexibleness, effeminacy, gentleness, indistinctness, balminess, unfitness, wiggle room