138 entries under adjective topic. ×

2
slow(boring, tedious, late, rambling)
2
tiresome(difficult, slow, tedious, long)
2
unending(slow, boring, tedious, late)
2
wandering
2
wide(big, large, grand, huge)
1
backbreaking
1
big(large, grand, huge, broad)
1
ceaseless
1
chronic
1
confirmed
1
continued(great, deep, high, remote)
1
continuing
1
dateless
1
deathless
1
deep-rooted
1
deep-seated
1
deep in thought
1
distant(great, deep, high, remote)
1
drawling
1
elaborate
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APASmart Define. (2016). lengthy thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/lengthy/thesaurus/synonyms
ChicagoSmart Define. 2016. "lengthy thesaurus" https://smartdefine.org/lengthy/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2016, lengthy thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/lengthy/thesaurus/synonyms>.
MLASmart Define. "lengthy thesaurus" 26 February 2016. Web. 26 September 2026. <https://smartdefine.org/lengthy/thesaurus/synonyms>