Fierceness, roughness (of the weather or the sea); cruelty, severity.

Wildness.

Undomesticated state (of an animal); the untamed disposition characteristic of such state; fierceness, savageness, ferocity; also, shyness.

of beasts.

Boldness, courage, spirit; unruliness; (of a hawk) wildness.

Tendency, on the part of animals, to be savage or refractory.