vbl. sb. Obs. [f. ASTONE v. + -ING1.] = ASTONISHING. Cf. ASTONYING.]
c. 1374. Chaucer, Boeth., I. ii. 9. Why art þou stille. Is it for schame or for astonynge?
c. 1440. Promp. Parv., Astonynge or a-stoynynge yn wytte.
