Synonyms|48Antonyms|0|Broader|0Narrower|0Related|48
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bitter
0
bleak
0
bloodless
0
boardy
0
callous
0
chilling
0
chilly
0
clammy
0
cold
0
cool
0
critical
0
difficult
0
dispassionate
0
distant
0
dour
0
fearless
0
firm
0
frigid
0
hard
0
hardheaded
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APASmart Define. (2013). hard as stone thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/hard_as_stone/thesaurus/related
ChicagoSmart Define. 2013. "hard as stone thesaurus" https://smartdefine.org/hard_as_stone/thesaurus/related (accessed September 28, 2026).
HarvardSmart Define 2013, hard as stone thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/hard_as_stone/thesaurus/related>.
MLASmart Define. "hard as stone thesaurus" 19 May 2013. Web. 28 September 2026. <https://smartdefine.org/hard_as_stone/thesaurus/related>