How do you spell Emptiness

Available Definitions:
1)  n. - The state of being empty; absence of contents; void space; vacuum; as, the emptiness of a vessel; emptiness of the stomach.
2)  n. - Want of solidity or substance; unsatisfactoriness; inability to satisfy desire; vacuity; hollowness; the emptiness of earthly glory.
3)  n. - Want of knowledge; lack of sense; vacuity of mind.