68 entries under broad topic. ×

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)
21
great(adjective, strong, intense, big, powerful)
19
inclusive(adjective, complete, common, full, thick)
18
far-reaching(adjective, open, great, complete, spread)
18
general(adjective, open, complete, spread, total)
17
all-embracing(adjective, complete, universal, comprehensive)
17
widespread(adjective, complete, total, big, new)
15
sweeping(adjective, open, great, complete, spread)
15
thorough(adjective, complete, fancy, top, total)
14
wide-ranging(adjective, complete, total, big, full)
13
exhaustive(adjective, great, complete, top, full)
11
full(adjective, open, great, complete, top)
11
global(adjective, complete, distant, remote, universal)
9
all-inclusive(adjective, complete, thorough, specific)
9
encyclopedic(adjective, complete, full, thorough)
8
blanket(adjective, complete, informal, full, thorough)
8
boundless(adjective, open, great, complete, big)
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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>