187 entries under adjective topic. ×

1
surly(mean, harsh, cruel, vicious)
1
terrible
1
thick-skinned
1
thoughtless
1
truculent(violent, cruel, vicious, fierce)
1
tyrannical(hard, tough, harsh, cruel)
1
tyrannous(severe, harsh, cruel)
1
unappealing
1
unappeasable(mean, severe, harsh, cruel)
1
unbending
1
uncalled-for(mean, severe, harsh, cruel)
1
uncontrite(hard, tough, harsh, cruel)
1
unflinching(mean, severe, harsh, cruel)
1
unfriendly
1
ungracious
1
unkindly
1
unlikable
1
unlikeable
1
unmoved
1
unreceptive
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APASmart Define. (2016). unmerciful thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/unmerciful/thesaurus/synonyms
ChicagoSmart Define. 2016. "unmerciful thesaurus" https://smartdefine.org/unmerciful/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2016, unmerciful thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/unmerciful/thesaurus/synonyms>.
MLASmart Define. "unmerciful thesaurus" 31 March 2016. Web. 27 September 2026. <https://smartdefine.org/unmerciful/thesaurus/synonyms>