58 entries under tedious topic. ×

1
dragging(adjective, dull, boring, tired)
1
drudging(adjective, dull, boring, tired)
1
dull(adjective, boring, irritating, annoying)
1
enervative(adjective, dull, boring, tired)
1
exasperating(adjective, dull, boring, tired)
1
flat(adjective, dull, boring, irritating)
1
ho-hum(adjective, dull, boring, tired)
1
humdrum(adjective, dull, boring, irritating)
1
jading(adjective, dull, boring, tired)
1
monotonous(adjective, dull, boring, irritating)
1
nowhere(adjective, dull, boring, irritating)
1
recondite(adjective, hard, fancy, difficult, complex)
1
tired(adjective, dull, boring, irritating)
1
too much(expression, adjective, dull, boring, tired)
1
uncool(adjective, dull, boring, tired)
1
uninteresting(adjective, dull, boring, tired)
1
unrelieved(adjective, dull, boring, tired)
1
yawn(adjective, dull, boring, tired)
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APASmart Define. (2016). arduous thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/arduous/thesaurus/synonyms
ChicagoSmart Define. 2016. "arduous thesaurus" https://smartdefine.org/arduous/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2016, arduous thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/arduous/thesaurus/synonyms>.
MLASmart Define. "arduous thesaurus" 26 February 2016. Web. 24 September 2026. <https://smartdefine.org/arduous/thesaurus/synonyms>