To surprise greatly.

The feeling or experience of being astonished; great surprise. / Something very surprising. / (obsolete) Loss of physical sensation; inability to move a part of the body.

Causing astonishment.

present participle of astonish

Amazed; surprised.

simple past tense and past participle of astonish

plural of astonishment

Third-person singular simple present indicative form of astonish

(obsolete) Astonishing. / Susceptible to being astonished; shockable.

plural of astonisher