128 entries under harsh topic. ×

1
punctilious(adjective, strong, hard, tough, severe)
1
remorseless(adjective, mean, hard, cold)
1
satanic(adjective, mean, hard, cold)
1
scrupulous(adjective, hard, tough, severe, rough)
1
set(adjective, tough, severe, firm, honest)
1
soulless(adjective, mean, hard, cold)
1
square(adjective, tough, severe, firm)
1
thick-skinned(adjective, tough, cruel, detached)
1
unpermissive(adjective, hard, tough, severe, rough)
1
wicked(adjective, hard, severe, sharp, nasty)
0
antagonistic(adjective, tough, cruel, grim)
0
cold fish(expression, adjective, tough, cruel)
0
cutthroat(adjective, mean, hard, cold)
0
dog-eat-dog(adjective, mean, hard, cold)
0
drastic(adjective, severe, cruel, brutal)
0
excessive(adjective, severe, difficult, heavy)
0
extreme(adjective, severe, cruel, brutal)
0
formidable(appearance, severe, heavy, terrible)
0
hardboiled(grim, painful, bleak)
0
perverse(adjective, tough, cruel, grim)
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APASmart Define. (2016). austere thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/austere/thesaurus/synonyms
ChicagoSmart Define. 2016. "austere thesaurus" https://smartdefine.org/austere/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2016, austere thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/austere/thesaurus/synonyms>.
MLASmart Define. "austere thesaurus" 22 January 2016. Web. 28 September 2026. <https://smartdefine.org/austere/thesaurus/synonyms>