# unsolvable

> English word · Adjective · frequency rank #65,600

## Definitions
1. Not solvable.

## Etymology
From un- + solvable. Piecewise doublet of insolvable and insoluble.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/unsolvable