22 entries under sour topic. ×

2
hardened(adjective, hard, tough, harsh, cruel)
1
avaricious(adjective, hard, tough, harsh, cruel)
1
bloody(adjective, hard, tough, harsh, cruel)
1
forbidding(adjective, hard, tough, harsh, cruel)
1
grim(adjective, hard, tough, harsh, cruel)
1
hard-bitten(adjective, hard, tough, grim, unfeeling)
1
hard-hearted(adjective, hard, tough, harsh, cruel)
1
impenitent(adjective, hard, tough, harsh, cruel)
1
inhumane(adjective, hard, tough, harsh, cruel)
1
insensitive(adjective, hard, tough, harsh, cruel)
1
intolerant(adjective, hard, tough, harsh, cruel)
1
murderous(adjective, hard, tough, harsh, cruel)
1
rigorous(adjective, hard, tough, harsh, cruel)
1
sanguinary(adjective, hard, tough, harsh, cruel)
1
shameless(adjective, hard, tough, harsh, cruel)
1
tough(adjective, hard, harsh, cruel, grim)
1
uncontrite(adjective, hard, tough, harsh, cruel)
1
unforgiving(adjective, hard, tough, harsh, cruel)
1
unmerciful(adjective, hard, tough, harsh, cruel)
1
unregenerate(adjective, hard, tough, harsh, cruel)
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APASmart Define. (2015). unrepenting thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/unrepenting/thesaurus/synonyms
ChicagoSmart Define. 2015. "unrepenting thesaurus" https://smartdefine.org/unrepenting/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, unrepenting thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/unrepenting/thesaurus/synonyms>.
MLASmart Define. "unrepenting thesaurus" 14 April 2015. Web. 27 September 2026. <https://smartdefine.org/unrepenting/thesaurus/synonyms>