4
adamant(adjective, persistent, obstinate, insistent, dogged)
1
stubborn(adjective, characteristic, quality, temperament, stubbornness)
0
absolute
0
arbitrary
0
arrogant
0
austere
0
coercive
0
cruel
0
dour
0
draconian
0
exacting
0
exigent
0
extortionate
0
grinding
0
hard
0
haughty
0
imperative
0
inclement
0
inexorable
0
inflexible
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APASmart Define. (2013). hard-shell thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/hard-shell/thesaurus/related
ChicagoSmart Define. 2013. "hard-shell thesaurus" https://smartdefine.org/hard-shell/thesaurus/related (accessed September 20, 2026).
HarvardSmart Define 2013, hard-shell thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/hard-shell/thesaurus/related>.
MLASmart Define. "hard-shell thesaurus" 17 June 2013. Web. 20 September 2026. <https://smartdefine.org/hard-shell/thesaurus/related>