40 entries under great topic. ×

20
long(adjective, time, strong, excite)
20
protracted(verb, adjective, dull, strong)
17
lengthened(verb, adjective, deep, high)
15
elongated(verb, adjective, deep, high)
15
lengthy(adjective, strong, excite, slow)
14
expanded(verb, adjective, big, deep)
10
long-drawn-out(adjective, dull, excite, low)
9
lingering(adjective, dull, continue, low)
9
sustained(verb, adjective, slow, deep)
8
drawn out(verb, expression, adjective, phrasal verb)
8
dragging(adjective, excite, slow, high)
8
continued(verb, adjective, deep, steady)
8
extensive(adjective, big, deep, high)
8
lasting(adjective, deep, high, persistent)
7
stretched(verb, adjective, deep, high)
7
enlarged(verb, adjective, deep, high)
6
overlong(adjective, excite, slow, high)
4
elongate(adjective, deep, high, remote)
4
spun out(verb, expression, adjective, phrasal verb)
3
enduring(adjective, deep, high, persistent)
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APASmart Define. (2015). prolonged thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/prolonged/thesaurus/synonyms
ChicagoSmart Define. 2015. "prolonged thesaurus" https://smartdefine.org/prolonged/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, prolonged thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/prolonged/thesaurus/synonyms>.
MLASmart Define. "prolonged thesaurus" 13 April 2015. Web. 24 September 2026. <https://smartdefine.org/prolonged/thesaurus/synonyms>