133 entries under adjective topic. ×

3
pig-headed(determined, resolute, obstinate, uncompromising)
3
relentless(determined, resolute, obstinate, uncompromising)
3
resistant(hard, firm, solid, determined)
3
set in stone(expression, idiom, tough, severe)
3
standing pat(expression, tough, firm, determined)
3
tenacious(determined, resolute, obstinate, uncompromising)
3
unchangeable
3
unrelenting(determined, resolute, obstinate, uncompromising)
3
unswayable(tough, firm, determined, distant)
2
compact(hard, solid, rigid)
2
compressed(hard, tough, solid, rigid)
2
concentrated(hard, tough, solid, rigid)
2
condensed(hard, tough, solid, rigid)
2
ductile
2
flaccid
2
impliable(hard, firm, solid, stiff)
2
incompliant(hard, tough, severe, firm)
2
inextensible
2
stable
2
stark(hard, firm, solid, stiff)
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APASmart Define. (2015). inelastic thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/inelastic/thesaurus/synonyms
ChicagoSmart Define. 2015. "inelastic thesaurus" https://smartdefine.org/inelastic/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, inelastic thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/inelastic/thesaurus/synonyms>.
MLASmart Define. "inelastic thesaurus" 14 April 2015. Web. 25 September 2026. <https://smartdefine.org/inelastic/thesaurus/synonyms>