Find Synonyms
extensively Synonyms
Another word for extensively
Choosing another word for extensively depends on context, so the 14 synonyms and similar words below are separated across 2 exact definitions and ranked by match strength.
• adverb (Context 1)
In a way that covers or affects a large area, scope, or range; widely or broadly.
Usage Example
"The historian traveled widely throughout the Mediterranean to research ancient trade routes."
Strongest
widely
broadly
Strong
far and wide
expansively
vastly
greatly
considerably
• adverb (Context 2)
In a thorough, comprehensive, or detailed manner; to a great degree or at great length.
Usage Example
"The committee reviewed the environmental impact report comprehensively before approving the construction project."
Strongest
comprehensively
thoroughly
exhaustively
Strong
at length
in depth
fully
heavily
Opposites of extensively
The opposite of extensively shifts depending on context. Common opposites include:
superficially
narrowly
briefly
cursorily
minimally
restrictedly
lightly
locally
• Nearby Words
Cite this Entry
Wordmom. (2026). Synonyms for Extensively. In Wordmom Thesaurus. Retrieved Nov 5, 2026, from https://wordmom.com/synonyms/extensively