staggon

Furthermore, in examining the condition of our red deer, I find that the young male is called in the first year a calf, in the second a broket, the third a spay, the fourth a staggon or stag, the fifth a great stag, the sixth a hart, and so forth unto his death.

Chronicle and Romance (The Harvard Classics Series) Thomas Malory Jean Froissart

Furthermore, in examining the condition of our red deer, I find that the young male is called in the first year a calf, in the second a broket, the third a spay, the fourth a staggon or stag, the fifth a great stag, the sixth a hart, and so forth unto his death.

Of Savage Beasts and Vermin. Chapter XIV. [1577, Book III., Chapters 7 and 12; 1587, Book III., Chapters 4 and 6 1909