208 entries under adjective topic. ×

7
large(great, big, heavy, high)
7
lingering(time, great, deep, boring)
7
time-consuming(slow, late)
7
deep(time, great, high, space)
7
enduring(time, great, deep, high)
7
eternal(endless, durable, incessant, ceaseless)
7
everlasting(endless, durable, incessant, ceaseless)
7
farsighted
7
high(time, strong, great, heavy)
6
big(great, heavy, high, large)
6
sustained(time, great, deep, boring)
5
diffuse(slow, boring, tedious, late)
5
drawn-out(great, excite, slow, deep)
5
farseeing
5
foresightful
5
longish(time, great, deep, high)
5
overlong(great, excite, slow, deep)
5
tedious(slow, property, boring, rambling)
5
tenacious
5
distant(time, great, deep, high)
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APASmart Define. (2016). long thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/long/thesaurus/synonyms
ChicagoSmart Define. 2016. "long thesaurus" https://smartdefine.org/long/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, long thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/long/thesaurus/synonyms>.
MLASmart Define. "long thesaurus" 26 February 2016. Web. 22 September 2026. <https://smartdefine.org/long/thesaurus/synonyms>