Find Antonyms

unbeknownst Antonyms

Opposite of unbeknownst

Because the opposite of unbeknownst shifts with each meaning, the antonyms and opposite words below are separated across 2 exact definitions and ranked by contrast strength.
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• adverb (Context 1)

Without the knowledge or awareness of a specified person (used with "to").

Usage Example

"openly to the committee, the keynote speaker had already accepted an invitation to another conference."

Strong
openly
publicly

• adjective (Context 2)

Existing or occurring without the knowledge of someone (almost always followed by "to").

Usage Example

"The company was already on the verge of bankruptcy, a fact that remained completely known to its junior employees."

Strongest
known
Strong
familiar
apparent

Similar words to unbeknownst

Words similar to unbeknownst shift depending on context. Common synonyms include:

unbeknown
unknown
unsuspected
undisclosed
unrevealed
secretly
covertly
secret
See all synonyms of unbeknownst

• Nearby Words

unbecomingness
unbefitting
unbeknown
unbeknownst
unbelief
unbelievability
unbelievable

Cite this Entry

Wordmom. (2026). Antonyms for Unbeknownst. In Wordmom Thesaurus. Retrieved Nov 6, 2026, from https://wordmom.com/antonyms/unbeknownst
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