41 entries under tedious topic. ×

26
extended(verb, adjective, strong, steady, regular)
20
long(adjective, time, strong, great, excite)
20
protracted(verb, adjective, dull, strong, great)
17
lengthened(verb, adjective, great, deep, high)
15
elongated(verb, adjective, great, deep, high)
15
lengthy(adjective, strong, great, excite, slow)
12
interminable(adjective, slow, steady, stable, regular)
10
long-drawn-out(adjective, dull, great, excite, low)
10
long-winded(adjective, slow, boring, late)
9
lingering(adjective, dull, great, continue, low)
9
sustained(verb, adjective, great, slow, deep)
5
slow(adjective, boring, late, rambling)
4
delayed(verb, adjective, dull, low, slow)
4
elongate(adjective, great, deep, high, remote)
4
prolix(adjective, slow, boring, late)
3
dull(adjective, slow, late, protracted)
2
diffuse(slow, boring, late, long)
2
humdrum(adjective, slow)
2
longish(adjective, great, deep, high, remote)
2
monotonous(adjective, slow)
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APASmart Define. (2015). prolonged thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/prolonged/thesaurus/synonyms
ChicagoSmart Define. 2015. "prolonged thesaurus" https://smartdefine.org/prolonged/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, prolonged thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/prolonged/thesaurus/synonyms>.
MLASmart Define. "prolonged thesaurus" 13 April 2015. Web. 21 September 2026. <https://smartdefine.org/prolonged/thesaurus/synonyms>