1
largiloquent
1
leggy
1
lifetime(adjective, durable)
1
lofty(adjective, great, deep, high, remote)
1
long-legged
1
long-lived
1
long-range
1
long-spun
1
long-term
1
long haul
1
longest
1
longiloquent
1
longue
1
major(big, large, grand, huge, considerable)
1
meandering(dull, loose, indirect, wordy, prolix)
1
nightlong
1
palaverous(dull, loose, rambling, wordy, prolix)
1
periphrastic(adjective, wordy, diffuseness)
1
permanent
1
pervasive(big, large, grand, huge, major)
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APASmart Define. (2016). lengthy thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/lengthy/thesaurus/synonyms
ChicagoSmart Define. 2016. "lengthy thesaurus" https://smartdefine.org/lengthy/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, lengthy thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/lengthy/thesaurus/synonyms>.
MLASmart Define. "lengthy thesaurus" 26 February 2016. Web. 23 September 2026. <https://smartdefine.org/lengthy/thesaurus/synonyms>