28 Synonyms & Antonyms of EXTENSIVE - Merriam-Webster
https://www.merriam-webster.com/thesaurus/extensiveSynonyms for extensive broad, deep, expansive, extended, far-flung, far-reaching, rangy, sweeping, wide, wide-ranging, widespread Near Antonyms for extensive circumscribed, limited, restricted …
Synonyms of extensive in English - Lexico.com
https://www.lexico.com › synonymsadjective · comprehensive, thorough, complete, exhaustive, profound, boundless · broad, wide, vast, wide-ranging, all-inclusive, all-embracing, all-encompassing, ...