bestiality

noun

1. (archaic) A status of lower animal.

2. (archaic) An animal-like instinct or behaviour.

3. (archaic) A mark, trait, or emblem of a beast.

- 'What's your bestiality?' (What's your mark?)

4. Sexual activity between a human and another species.

5. (dated) Bestial in nature, savagery, inhumanity, like (or akin to) an animal: "Man's bestiality to man"

6. (dated) Any abstract entity similar to a beast.