Find Synonyms

unsolvable Synonyms

Another word for unsolvable

Choosing another word for unsolvable that fits your sentence is easier when synonyms and similar words are paired with an exact adjective definition and ranked by match strength.
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• adjective (Context 1)

Impossible to solve, resolve, or explain.

Usage Example

"For decades, the ancient cryptographic cipher was considered completely insoluble by historians and mathematicians alike."

Strongest
insoluble
unresolvable
insolvable
Strong
intractable
inexplicable
unfathomable
impenetrable
Weak
baffling

Opposites of unsolvable

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

solvable
resolvable
explainable
explicable
manageable
See all opposites of unsolvable

• Nearby Words

unsoiled
unsold
unsolicited
unsolvable
unsolved
unsophisticated
unsorted

Cite this Entry

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