Synonyms of inelastic

1 Syllable
firm, firms, stiff
2 Syllables
stiffest, firmest, brittler, stiffer, brittlest, starched, flaccid, rigid, firmer, stable, buckram, creakier, creaky
3 Syllables
unyielding, unsupple, fine-grained, nonporous, unbending
4 Syllables
immalleable, inductile, close-grained, inflexible
5 Syllables
incompressible, inextensible, unadaptable, unpermissive