149 entries under rough topic. ×

1
formidable(adjective, hard, evil, nasty)
1
foul(adjective, dull, low, offensive)
1
habituate(verb, dull, develop, adjust)
1
hard-line(adjective, hard, tough, severe)
1
hard-shelled(adjective, hard, tough, severe)
1
headstrong(adjective, hard, tough, severe)
1
ignoble(adjective, hard, evil, nasty)
1
ignorant(adjective, dull, low, offensive)
1
ill-tempered(adjective, hard, evil, nasty)
1
improper(adjective, dull, low, offensive)
1
impure(adjective, dull, low, offensive)
1
indecent(adjective, dull, low, offensive)
1
indelicate(adjective, dull, low, offensive)
1
inelegant(adjective, dull, low, offensive)
1
infamous(adjective, hard, evil, nasty)
1
knavish(adjective, hard, evil, nasty)
1
lewd(adjective, dull, low, offensive)
1
liverish(adjective, hard, evil, nasty)
1
loudmouthed(adjective, dull, low, offensive)
1
lousy(adjective, hard, evil, nasty)
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APASmart Define. (2016). callous thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/callous/thesaurus/synonyms
ChicagoSmart Define. 2016. "callous thesaurus" https://smartdefine.org/callous/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, callous thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/callous/thesaurus/synonyms>.
MLASmart Define. "callous thesaurus" 24 March 2016. Web. 23 September 2026. <https://smartdefine.org/callous/thesaurus/synonyms>