544 entries under adjective topic. ×

4
unapproachable(cool, cold, detached, unfriendly)
4
unfeeling(hard, cool, tough, severe)
4
unfriendly(cold, shy, standoffish, unsociable)
4
unsparing(strong, hard, tough, severe)
4
white
3
Draconian(strong, tough, severe, firm)
3
acrid(severe, nasty, harsh, lively)
3
adamant(strong, hard, tough, severe)
3
barren(simple, cold, miserable, bare)
3
blunt(hard, severe, plain, cold)
3
brusque(mean, severe, sharp, ironic)
3
brutal(mean, hard, tough, severe)
3
celibate(quiet, simple, clean, pure)
3
controlled(quiet, simple, pure, innocent)
3
desolate(dull, harsh, unhappy, dark)
3
dreary(dull, harsh, unhappy, dark)
3
earnest
3
exigent
3
gloomy(dull, difficult, unhappy, dark)
3
hard-nosed(strong, hard, tough, severe)
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APASmart Define. (2016). austere thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/austere/thesaurus/synonyms
ChicagoSmart Define. 2016. "austere thesaurus" https://smartdefine.org/austere/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2016, austere thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/austere/thesaurus/synonyms>.
MLASmart Define. "austere thesaurus" 22 January 2016. Web. 27 September 2026. <https://smartdefine.org/austere/thesaurus/synonyms>