148 entries under hard topic. ×

36
severe(adjective, appearance, mean, strong)
34
harsh(adjective, mean, strong, tough)
29
stern(adjective, appearance, tough, severe)
25
strict(adjective, strong, tough, severe)
21
simple(adjective, simple, severe, plain)
20
rigid(adjective, strong, tough, severe)
18
spartan(adjective, simple, severe, clean)
18
stringent(adjective, tough, severe, rough)
16
rigorous(adjective, strong, tough, severe)
15
grim(adjective, dull, appearance, strong)
13
bare(adjective, simple, severe, plain)
13
stiff(adjective, severe, rough, difficult)
13
unadorned(adjective, simple, severe, clean)
12
dour(adjective, simple, tough, severe)
12
forbidding(adjective, appearance, strong, tough)
12
inflexible(adjective, strong, tough, severe)
12
unembellished(adjective, simple, severe, clean)
11
chaste(adjective, quiet, simple, severe)
11
rugged(adjective, strong, tough, severe)
11
sharp(adjective, mean, severe, evil)
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APASmart Define. (2016). austere thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/austere/thesaurus/synonyms
ChicagoSmart Define. 2016. "austere thesaurus" https://smartdefine.org/austere/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, austere thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/austere/thesaurus/synonyms>.
MLASmart Define. "austere thesaurus" 22 January 2016. Web. 25 September 2026. <https://smartdefine.org/austere/thesaurus/synonyms>