eyas
/ˈʌɪəs
/noun (plural eyasses)
A young hawk, especially (in falconry) an unfledged nestling taken from the nest for training.Eyas hawks can be the best or the worst of the hawks....
- He recently located and pulled from the nest an eyas Coopers Hawk.
Origin
Late 15th century (originally nyas): from French niais, based on Latin nidus 'nest'. The initial n was lost by wrong division of a nyas; compare with adder1.