85 entries under huge topic. ×

40
broad(adjective, open, great, complete, top)
34
comprehensive(adjective, open, great, complete, top)
32
wide(adjective, clear, open, great, free)
28
ample(adjective, open, great, complete, top)
25
expansive(adjective, clear, open, free, complete)
24
vast(adjective, great, space, large)
21
great(adjective, strong, intense, big, powerful)
21
spacious(adjective, clear, open, great, free)
19
big(adjective, great, big, significant, substantial)
19
universal(adjective, open, complete, spread, total)
18
far-reaching(adjective, open, great, complete, spread)
18
general(adjective, open, complete, spread, total)
18
immense(adjective, great, big, large)
18
voluminous(adjective, great, big, substantial, large)
17
capacious(adjective, great, big, substantial, space)
17
widespread(adjective, complete, total, big, new)
15
sweeping(adjective, open, great, complete, spread)
15
enormous(adjective, great, big, large)
15
extended(adjective, clear, free, big, space)
15
thorough(adjective, complete, fancy, top, total)
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APASmart Define. (2016). extensive thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/extensive/thesaurus/synonyms
ChicagoSmart Define. 2016. "extensive thesaurus" https://smartdefine.org/extensive/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, extensive thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/extensive/thesaurus/synonyms>.
MLASmart Define. "extensive thesaurus" 29 March 2016. Web. 23 September 2026. <https://smartdefine.org/extensive/thesaurus/synonyms>