Definition of feral:
uncivilized, wild, barbaric, caged, bestial, captive, cruel, kind, furious, primitive, roughshod, vicious, animalistic, anthropoid, brute, unbroken, uncivilised, fell, bestial, brutal, savage, barbarous, brutish, barbarian, fierce, undomesticated, beastly, androgynous, aquatic, truculent, untamed, best-of-breed, swinish, ferocious, arboreal, wilding, ferine, asexual, inhuman, amphibious, articulate, wolfish, subhuman.
- "Anecdotes of the Habits and Instinct of Animals", R. Lee.
- "A Pagan of the Hills", Charles Neville Buck.
- "Aphorisms and Reflections from the works of T. H. Huxley", Thomas Henry Huxley.