13
gloomy(adjective, dull, obscure, sad, unhappy)
12
autocratic(adjective, arrogant, dominant, domineering, tyrannical)
12
demanding(adjective, dull, hard, tough, severe)
12
exacting(adjective, dull, hard, tough, severe)
12
sultry(adjective, moist, close, warm, hot)
12
troublesome(adjective, dull, hard, difficult, heavy)
11
authoritarian(adjective, tough, severe, firm, harsh)
11
bleak(adjective, dull, severe, obscure, sad)
11
dismal(adjective, dull, severe, obscure, sad)
11
overbearing(adjective, cruel, arrogant, overwhelming, dominant)
11
strict(adjective, hard, tough, severe, rough)
10
domineering(adjective, cruel, arrogant, haughty, dominant)
10
muggy(adjective, moist, close, warm, hot)
10
rigorous(adjective, hard, tough, severe, rough)
10
suffocating(adjective, warm, hot, heat, tight)
9
cumbersome(adjective, difficult, pain, awkward, clumsy)
9
depressing(adjective, dull, obscure, sad, harsh)
9
tyrannous(adjective, tyrannical)
8
agonizing(adjective, painful)
8
airless(adjective, warm, hot, tight, stale)
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APASmart Define. (2015). oppressive thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/oppressive/thesaurus/synonyms
ChicagoSmart Define. 2015. "oppressive thesaurus" https://smartdefine.org/oppressive/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, oppressive thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/oppressive/thesaurus/synonyms>.
MLASmart Define. "oppressive thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/oppressive/thesaurus/synonyms>