Webster's Revised Unabridged Dictionary · 1913

Astound

Astound ({not transcribed}) , adjective

[Old English astouned, astound, astoned, past participle of astone. See Astone.]

Stunned; astounded; astonished. [Archaic] — Spenser
Thus Ellen, dizzy and astound. As sudden ruin yawned around. — Sir W. Scott

Astound , transitive verb

[See Astound, a.]

1.
To stun; to stupefy. [Obsolete]
No puissant stroke his senses once astound. — Fairfax
2.
To astonish; to strike with amazement; to confound with wonder, surprise, or fear.
These thoughts may startle well, but not astound The virtuous mind. — Milton