66 entries under strict topic. ×

1
intemperate(adjective, tough, severe, harsh, cruel)
1
intolerable(adjective, tough, severe, harsh, cruel)
1
iron-fisted(adjective, severe, harsh, stiff, rigid)
1
ironclad(adjective, severe, harsh, stiff, rigid)
1
painful(adjective, hard, tough, sharp, harsh)
1
powerful(adjective, strong, severe, sharp, harsh)
1
stiff(adjective, severe, harsh, rigid, tight)
1
tough(adjective, severe, harsh, gloomy, awkward)
1
unjust(adjective, tough, severe, harsh, cruel)
1
valid(adjective, severe, harsh, stiff, rigid)
1
vengeful(adjective, tough, nasty, harsh, cold)
0
brutal(adjective, tough, harsh, cruel, grim)
0
cold-blooded(adjective, tough, harsh, cruel, grim)
0
cold fish(expression, adjective, tough, harsh, cruel)
0
forceful(adjective, severe, stiff, tight)
0
hard-boiled(adjective, tough, harsh, cruel, grim)
0
hard as nails(expression, adjective, idiom, tough, severe)
0
ironfisted(stiff, demanding)
0
pitiless(adjective, cruel, brutal, unkind)
0
remorseless(adjective, cruel, brutal, unkind)
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APASmart Define. (2015). acrimonious thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/acrimonious/thesaurus/synonyms
ChicagoSmart Define. 2015. "acrimonious thesaurus" https://smartdefine.org/acrimonious/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, acrimonious thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/acrimonious/thesaurus/synonyms>.
MLASmart Define. "acrimonious thesaurus" 13 April 2015. Web. 29 September 2026. <https://smartdefine.org/acrimonious/thesaurus/synonyms>