Synonyms|824Antonyms|324|Broader|9Narrower|29Related|2.1k
1
mulish
1
muscle-bound
1
obdurate
1
ossified
1
pertinacious
1
perverse
1
pigheaded(adjective, reasonable, stubborn)
1
predetermined
1
ramrod
1
rock-ribbed
1
semirigid
1
short
1
starched
1
static
1
steely(adjective, yielding, irresolute)
1
stiffened
1
strong
1
taut
1
tough
1
unbending
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APASmart Define. (2016). flexible thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/flexible/thesaurus/antonyms
ChicagoSmart Define. 2016. "flexible thesaurus" https://smartdefine.org/flexible/thesaurus/antonyms (accessed September 24, 2026).
HarvardSmart Define 2016, flexible thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/flexible/thesaurus/antonyms>.
MLASmart Define. "flexible thesaurus" 28 March 2016. Web. 24 September 2026. <https://smartdefine.org/flexible/thesaurus/antonyms>