66 entries under boring topic. ×

39
burdensome(adjective, dull, hard, severe, rough)
33
arduous(adjective, dull, hard, tough, severe)
30
hard(adjective, dull, tough, severe, rough)
30
tough(adjective, dull, hard, severe, firm)
30
difficult(adjective, dull, hard, tough, severe)
26
trying(adjective, dull, hard, tough, difficult)
26
laborious(adjective, dull, hard, severe, rough)
25
sad(adjective, dull, hard, severe, obscure)
23
hefty(adjective, dull, hard, difficult, harsh)
21
heavy(adjective, dull, severe, warm, difficult)
21
onerous(adjective, dull, hard, tough, severe)
13
gloomy(adjective, dull, obscure, sad, unhappy)
12
demanding(adjective, dull, hard, tough, severe)
12
exacting(adjective, dull, hard, tough, severe)
11
bleak(adjective, dull, severe, obscure, sad)
11
dismal(adjective, dull, severe, obscure, sad)
9
depressing(adjective, dull, obscure, sad, harsh)
6
irksome(adjective, dull, difficult, painful)
6
strenuous(adjective, dull, difficult, harsh, cruel)
5
annoying(adjective, dull, painful, tedious)
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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>