inductile
Adjective
Meaning
Not ductile; incapable of being drawn into threads, as a metal; inelastic; tough.
Source: Webster's dictionarySynonyms
stable
rigid
stiff
adamant
immutable
inflexible
intractable
immovable
adamantine
inelastic
unalterable
unyielding
unbending
inextensible
unadaptable
Show all synonyms