Greek word
hypozýgion
ὑποζύγιον
What it means
an animal under the yoke, i.e., a donkey
an animal under the yoke (draught-beast), i.e. (specially), a donkey
Where it comes from
neuter of a compound of hypó (ὑπό) and zygós (ζυγός)
How the King James translates it
Every place it appears 1
2 Peter2:16