Synonyms|1kAntonyms|202|Broader|12Narrower|23Related|1k

56 entries under deep topic. ×

34
lengthy(adjective, dull, time, strong, great)
27
prolonged(adjective, time, strong, great, excite)
20
extensive(adjective, time, great, big)
13
protracted(adjective, time, strong, great, excite)
12
lasting(adjective, time, great, high)
10
dragging(adjective, great, excite, slow, property)
10
great(adjective, time, big, high)
8
elongated(adjective, time, great, high)
8
drawn out(verb, expression, adjective, phrasal verb, time)
8
long-drawn-out(adjective, great, excite, slow)
8
tall(adjective, time, great, high)
7
elongate(adjective, time, great, high)
7
lingering(adjective, time, great, boring)
7
enduring(adjective, time, great, high)
7
high(adjective, time, strong, great, heavy)
6
sustained(adjective, time, great, boring)
5
drawn-out(adjective, great, excite, slow)
5
longish(adjective, time, great, high)
5
overlong(adjective, great, excite, slow)
5
distant(adjective, time, great, high)
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ChicagoSmart Define. 2016. "long thesaurus" https://smartdefine.org/long/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2016, long thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/long/thesaurus/synonyms>.
MLASmart Define. "long thesaurus" 26 February 2016. Web. 20 September 2026. <https://smartdefine.org/long/thesaurus/synonyms>