350 entries under adjective topic. ×

12
trying(dull, tough, severe, difficult)
11
burdensome(dull, tough, severe, difficult)
11
wearing(difficult, dull, boring, tedious)
10
annoying(dull, rough, pain, boring)
10
arid(dull, stupid, boring, routine)
10
exhausting(dull, difficult, boring, tedious)
10
flat(dull, weak, stupid, boring)
10
ho-hum(dull, boring, tedious, dreary)
10
prosaic(dull, weak, stupid, ordinary)
10
soporific
9
weary(excite, fatigue)
8
arduous(dull, tough, severe, difficult)
8
bothersome(tough, severe, difficult, awkward)
8
onerous(dull, tough, severe, difficult)
8
unexciting(dull, weak, stupid, boring)
7
commonplace(dull, stupid, ordinary, familiar)
7
dead(dull, flat, stupid, tedious)
7
deadening
7
difficult(dull, hard, tough, rough)
7
hard(dull, rough, difficult, awkward)
11 years ago|11k views|share |citing 
APASmart Define. (2015). wearisome thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/wearisome/thesaurus/synonyms
ChicagoSmart Define. 2015. "wearisome thesaurus" https://smartdefine.org/wearisome/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2015, wearisome thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/wearisome/thesaurus/synonyms>.
MLASmart Define. "wearisome thesaurus" 10 April 2015. Web. 30 September 2026. <https://smartdefine.org/wearisome/thesaurus/synonyms>