93 entries under bleak topic. ×

57
merciless(adjective, appearance, mean, hard, tough)
56
cruel(adjective, appearance, mean, hard, tough)
46
pitiless(adjective, animal, mean, hard, tough)
38
brutal(adjective, mean, hard, tough, severe)
27
harsh(adjective, mean, hard, tough, severe)
22
barbarous(adjective, animal, appearance, mean, hard)
21
unfeeling(adjective, animal, mean, severe, evil)
20
hard(adjective, mean, tough, severe, evil)
20
relentless(adjective, animal, appearance, mean, hard)
18
unrelenting(adjective, animal, appearance, mean, hard)
17
severe(adjective, appearance, mean, hard, tough)
15
implacable(adjective, animal, appearance, mean, hard)
15
inexorable(adjective, appearance, mean, hard, tough)
14
tough(adjective, strong, hard, severe, rough)
14
unyielding(adjective, appearance, mean, strong, hard)
12
unkind(adjective, animal, mean, hard, tough)
11
grim(adjective, animal, appearance, mean, hard)
11
stern(adjective, appearance, mean, hard, severe)
8
mean(verb, adjective, animal, hard, severe)
6
dogged(adjective, appearance, strong, harsh, terrible)
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APASmart Define. (2016). ruthless thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/ruthless/thesaurus/synonyms
ChicagoSmart Define. 2016. "ruthless thesaurus" https://smartdefine.org/ruthless/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2016, ruthless thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/ruthless/thesaurus/synonyms>.
MLASmart Define. "ruthless thesaurus" 24 March 2016. Web. 24 September 2026. <https://smartdefine.org/ruthless/thesaurus/synonyms>