1
steely(adjective, yielding, irresolute)
1
stiff-necked
1
stiffened
1
stringent
1
tight
1
tough
1
unadaptable
1
unbending
1
uncompromising
1
unconquerable
1
unformed
1
unimpressionable
1
unrelenting
1
wilful
0
strict
0
abnegation
0
acerbic
0
adamantine
0
aloof
0
anarchic
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APASmart Define. (2016). pliant thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/pliant/thesaurus/antonyms
ChicagoSmart Define. 2016. "pliant thesaurus" https://smartdefine.org/pliant/thesaurus/antonyms (accessed September 24, 2026).
HarvardSmart Define 2016, pliant thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/pliant/thesaurus/antonyms>.
MLASmart Define. "pliant thesaurus" 23 March 2016. Web. 24 September 2026. <https://smartdefine.org/pliant/thesaurus/antonyms>