126 entries under adjective topic. ×

1
unashamed(hard, unfeeling, unsympathetic, hardened)
1
unbending(hard, rough, harsh, careless)
1
uncompassionate(hard, careless, indifferent, cruel)
1
unconcerned(hard, careless, indifferent, cruel)
1
uncontrite(hard, tough, harsh, cruel)
1
unemotional(hard, tough, unfeeling, unsympathetic)
1
unfeeling(hard, tough, careless, indifferent)
1
unforgiving(hard, tough, severe, rough)
1
unimpressionable(hard, careless, indifferent, cruel)
1
unmerciful(hard, tough, harsh, cruel)
1
unregenerate(hard, tough, harsh, cruel)
1
unremitting(hard, tough, harsh, cruel)
1
unrepenting(hard, tough, grim, unfeeling)
1
unresponsive(hard, careless, indifferent, cruel)
1
unsubmissive(hard, unfeeling, unsympathetic, hardened)
1
unsusceptible(hard, careless, indifferent, cruel)
1
unsympathetic(hard, careless, indifferent, cruel)
1
vindictive(hard, tough, harsh, cruel)
0
adamantine
0
brawny(strong, hard, solid, stiff)
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APASmart Define. (2015). hard-bitten thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/hard-bitten/thesaurus/synonyms
ChicagoSmart Define. 2015. "hard-bitten thesaurus" https://smartdefine.org/hard-bitten/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, hard-bitten thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/hard-bitten/thesaurus/synonyms>.
MLASmart Define. "hard-bitten thesaurus" 13 April 2015. Web. 28 September 2026. <https://smartdefine.org/hard-bitten/thesaurus/synonyms>