Antonyms of noun unmalleability

1 sense of unmalleability

Sense 1
unmalleability -- (a lack of malleability)
       Antonym of malleability (Sense 1)
      => malleability, plasticity -- (the property of being physically malleable; the property of something that can be worked or hammered or shaped without breaking)

Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun unmalleability

1 sense of unmalleability

Sense 1
unmalleability -- (a lack of malleability)
       => physical property -- (any property used to characterize matter and energy and their interactions)