67 entries under extensive topic. ×

7
big(adjective, great, substantial, large, grand)
7
full-scale(adjective, complete, total, full, whole)
7
wholesale(adjective, big, large, grand, whole)
6
absolute(adjective, complete, tough, top, exact)
6
great(adjective, big, substantial, large, grand)
6
vast(adjective, great, large, thick, huge)
5
far-ranging(adjective, spread, large, thick, specific)
5
out-and-out(adjective, complete, total, full, grand)
5
thoroughgoing(adjective, complete, total, full, whole)
4
immense(adjective, great, spread, big, large)
4
sizable(adjective, great, big, substantial, large)
4
unrestricted(adjective, complete, total, big, common)
3
roomy(adjective, great, big, large, grand)
3
unlimited(adjective, complete, top, total, big)
2
common(adjective, usual, universal, general)
2
diffuse(adjective, total, common, regular, current)
2
far-flung(adjective, big, large, grand)
2
prevailing(adjective, usual, current, popular, general)
2
unconditional(adjective, complete, full, whole)
2
unmitigated(adjective, complete, full, whole)
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APASmart Define. (2016). comprehensive thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/comprehensive/thesaurus/synonyms
ChicagoSmart Define. 2016. "comprehensive thesaurus" https://smartdefine.org/comprehensive/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, comprehensive thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/comprehensive/thesaurus/synonyms>.
MLASmart Define. "comprehensive thesaurus" 29 March 2016. Web. 23 September 2026. <https://smartdefine.org/comprehensive/thesaurus/synonyms>