- rigidity, rigidness - the physical property of being stiff and resisting bending
--1 is a kind of inelasticity
--1 has particulars: inflexibility, inflexiblenessDerived forms: verb rigidify2, verb rigidify1 - inflexibility, rigidity - the quality of being rigid and rigorously severe
--2 is a kind of unadaptability
Derived form: verb rigidify2