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impossibly Synonyms
Another word for impossibly
Choosing another word for impossibly depends on context, so the 11 synonyms and similar words below are separated across 2 exact definitions and ranked by match strength.
• adverb (Context 1)
To an extreme, extraordinary, or seemingly unbelievable degree; used as an intensifier before an adjective or adverb.
Usage Example
"The mountain trail became incredibly steep as the hikers approached the summit."
Strongest
incredibly
unbelievably
Strong
exceedingly
extraordinarily
extremely
immensely
• adverb (Context 2)
In a manner that cannot happen, exist, or be accomplished; contrary to what is possible or reasonable.
Usage Example
"The schedule was inconceivably structured, leaving no time for the engineers to test the software."
Strong
inconceivably
unimaginably
implausibly
absurdly
hopelessly
Opposites of impossibly
The opposite of impossibly shifts depending on context. Common opposites include:
possibly
feasibly
moderately
realistically
slightly
plausibly
reasonably
mildly
• Nearby Words
Cite this Entry
Wordmom. (2026). Synonyms for Impossibly. In Wordmom Thesaurus. Retrieved Nov 5, 2026, from https://wordmom.com/synonyms/impossibly