insolvable
in-solv-a-ble
adjective
Impossible to find a solution or answer for; cannot be resolved.
"The ancient riddle remained insolvable for centuries."
Thesaurus
Synonyms: unsolvable, unresolvable, insoluble, unsoluble
in-solv-a-ble
Impossible to find a solution or answer for; cannot be resolved.
"The ancient riddle remained insolvable for centuries."
Synonyms: unsolvable, unresolvable, insoluble, unsoluble