insolvable

insolvable is an   Adverb

Definition:

[1] Not solvable; insoluble; admitting no solution or explanation; as, an insolvable problem or difficulty. I. Watts.

[2] Incapable of being paid or discharged, as debts.

[3] Not capable of being loosed or disentangled; inextricable. "Bands insolvable." Pope.

Synonyms: