Synonyms|252Antonyms|73|Broader|1Narrower|4Related|228
14
broadly(adjective, adverb, roughly, all, generally)
12
widely(adjective, adverb, far, much, roughly)
10
thoroughly(adverb, thorough, absolutely, fully, entirely)
8
completely(adverb, entirely, at length)
8
comprehensively(adverb, absolutely, fully, completely, quite)
7
amply(adverb, largely)
7
everywhere(adverb, space)
7
far and wide(expression, idiom, adverb, space)
7
greatly(adverb, pretty, absolutely, far, fully)
6
vastly
5
expansively(adverb, largely, sizably)
5
largely(adverb, largely, sizably)
4
abroad
4
capaciously(adverb, largely)
4
considerably(adverb, pretty, absolutely, really, far)
4
copiously(adverb, largely)
4
spaciously(adverb, largely)
4
voluminously(adverb, largely, sizably)
3
exhaustively(adverb, absolutely, thoroughly, fully, completely)
3
generally(adjective, adverb, overall, all, usually)
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ChicagoSmart Define. 2015. "extensively thesaurus" https://smartdefine.org/extensively/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, extensively thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/extensively/thesaurus/synonyms>.
MLASmart Define. "extensively thesaurus" 19 June 2015. Web. 20 September 2026. <https://smartdefine.org/extensively/thesaurus/synonyms>