Correct spellings for IMPREVEABILITY
- Impermeability The impermeability of the material made it ideal for constructing raincoats that would keep you dry even in the heaviest downpour.
- Impregnability The castle's thick stone walls and strategic design ensured its impregnability against any invading armies.
- Improvability The level of improvability in her singing was astounding; with each lesson, she grew exponentially better.
