unearthliness

He sometimes found himself trembling with his sense of its simple unearthliness.

This comes nearer to explaining the wild unearthliness of Hukweem's call than anything else I know.

The unearthliness of things about him produced a positively painful mental distress.

Here more unearthliness hovers round a pendulum than any merely mechanical trick-movements could impart.

Abstraction is not separation; nor is unearthliness to be mistaken for heavenliness.