Webster's Revised Unabridged Dictionary · 1913

Astony

Astony ({not transcribed}) , transitive verb

To stun; to bewilder; to astonish; to dismay. [Archaic]
The captain of the Helots... strake Palladius upon the side of his head, that he reeled astonied. — Sir P. Sidney
This sodeyn cas this man astonied so, That reed he wex, abayst, and al quaking. — Chaucer