153 entries under pitiless topic. ×

20
merciless(adjective, mean, tough, severe, evil)
19
flinty(adjective, strong, tough, severe, evil)
19
heartless(adjective, person, mean, feeling, cool)
19
insensitive(adjective, person, mean, cool, tough)
17
cold-blooded(adjective, person, mean, cool, tough)
17
hardened(adjective, tough, severe, firm, attitude)
17
ruthless(adjective, mean, tough, severe, evil)
17
uncompromising(adjective, mean, severe, rough, difficult)
17
unkind(adjective, person, mean, cool, tough)
16
exacting(adjective, dull, tough, easy, severe)
16
hardhearted(adjective, person, mean, severe, attitude)
16
obstinate(adjective, mean, tough, rough, harsh)
16
unrelenting(adjective, mean, strong, tough, severe)
15
unfriendly(adjective, person, mean, evil, rough)
14
inexorable(adjective, mean, strong, tough, severe)
13
mean(adjective, person, cool, tough, severe)
13
relentless(adjective, mean, strong, tough, severe)
13
steely(adjective, strong, tough, firm, solid)
12
tyrannical(adjective, tough, evil, nasty, harsh)
12
unforgiving(adjective, mean, tough, severe, rough)
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APASmart Define. (2016). hard thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/hard/thesaurus/synonyms
ChicagoSmart Define. 2016. "hard thesaurus" https://smartdefine.org/hard/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, hard thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/hard/thesaurus/synonyms>.
MLASmart Define. "hard thesaurus" 24 March 2016. Web. 23 September 2026. <https://smartdefine.org/hard/thesaurus/synonyms>