5
deadly(adjective, dull, dry, boring, dreary)
5
difficult(adjective, dull, tender, boring, raw)
5
excruciating(adjective, sickness, ache, anguishes)
5
grievous(adjective, sickness, ache, anguishes)
5
hackneyed(adjective, dull, simple, flat, plain)
5
hard(adjective, dull, difficult, tender, boring)
5
leaden
5
mortal(adjective, dull, monotonous, weariness)
5
prolonged(adjective, dull, slow, boring, late)
5
raw(adjective, sickness, ache, anguishes)
5
repetitive(adjective, dull, flat, ordinary, dry)
5
severe(adjective, sickness, ache, anguishes)
5
sharp(adjective, tender, raw, painful, sickness)
5
spiritless(adjective, dull, weak, stupid, boring)
5
threadbare(adjective, dull, flat, stupid, dry)
5
tired(adjective, dull, flat, ordinary, dry)
5
unending(adjective, boring, rambling)
4
aching(adjective, sickness, ache, anguishes)
4
agonizing(adjective, sickness, ache, anguishes)
4
burning(adjective, sickness, ache, anguishes)
11 years ago|27k views|share |citing 
APASmart Define. (2015). tedious thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/tedious/thesaurus/synonyms
ChicagoSmart Define. 2015. "tedious thesaurus" https://smartdefine.org/tedious/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, tedious thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/tedious/thesaurus/synonyms>.
MLASmart Define. "tedious thesaurus" 10 April 2015. Web. 21 September 2026. <https://smartdefine.org/tedious/thesaurus/synonyms>