Definify.com

Webster 1913 Edition

Noun.

[L.

feritas

, from

ferus

wild.]

Wildness; savageness; fierceness.

[Obs.]

Woodward.

Noun.

[L. feritas, from ferus, wild.]

Wildness, savageness; cruelty.

ferity ‎(uncountable)

The quality or fact of being wild or in a wild state; wildness, brutishness.
- 1658: To burn the bones of the King of Edom for Lyme, seems no irrationall ferity — Sir Thomas Browne, Urne-Burial (Penguin 2005, p. 29)