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unknowable Synonyms

Another word for unknowable

Choosing another word for unknowable depends on context, so the 10 synonyms and similar words below are separated across 2 exact definitions and ranked by match strength.
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• adjective (Context 1)

Impossible to know, understand, or ascertain, especially because it lies beyond the limits of human perception or reason.

Usage Example

"The exact origins of consciousness remain largely unfathomable to modern science."

Strongest
unfathomable
incomprehensible
Strong
beyond comprehension
inscrutable
incognizable
impenetrable
mysterious

• noun (Context 2)

Something, such as an ultimate reality or future event, that lies beyond the scope of human knowledge or comprehension.

Usage Example

"Philosophers have spent centuries debating the great unknowables of human existence."

Strong
mystery
enigma
imponderable

Opposites of unknowable

The opposite of unknowable shifts depending on context. Common opposites include:

knowable
comprehensible
understandable
fathomable
certainty
ascertainable
fact
intelligible
See all opposites of unknowable

Cite this Entry


Wordmom. (2026). Synonyms for Unknowable. In Wordmom Thesaurus. Retrieved Nov 5, 2026, from https://wordmom.com/synonyms/unknowable
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