70 entries under tedious topic. ×

11
dismal(adjective, dull, severe, obscure, sad)
9
depressing(adjective, dull, obscure, sad, harsh)
6
irksome(adjective, dull, difficult, boring, painful)
6
strenuous(adjective, dull, difficult, harsh, cruel)
5
annoying(adjective, dull, boring, painful)
5
dreary(adjective, dull, obscure, warm, sad)
5
somber(adjective, dull, severe, obscure, harsh)
5
wearing(adjective, dull, hard, tough, difficult)
5
wearisome(adjective, dull, difficult, boring)
5
wearying(adjective, dull, difficult, boring, tired)
4
dispiriting(adjective, dull, obscure, unhappy, dark)
4
exhausting(adjective, dull, hard, tough, difficult)
4
funereal(adjective, dull, obscure, harsh, unhappy)
4
vexatious(adjective, dull, difficult, boring, tired)
3
cheerless(adjective, dull, sad, harsh, unhappy)
3
dull(adjective, severe, warm, unhappy, dark)
3
irritating(adjective, dull, tough, boring, tired)
2
joyless(adjective, dull, harsh, unhappy, dark)
2
mournful(adjective, dull, severe, obscure, sad)
1
bit much(expression, dull, irritating, exhausting)
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APASmart Define. (2015). oppressive thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/oppressive/thesaurus/synonyms
ChicagoSmart Define. 2015. "oppressive thesaurus" https://smartdefine.org/oppressive/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, oppressive thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/oppressive/thesaurus/synonyms>.
MLASmart Define. "oppressive thesaurus" 10 April 2015. Web. 23 September 2026. <https://smartdefine.org/oppressive/thesaurus/synonyms>