astound
From Longman Dictionary of Contemporary Englishastoundas‧tound /əˈstaʊnd/ verb [transitive] SURPRISEDto make someone very surprised or shocked SYN astonish The judge’s decision astounded everyone. It astounded me that she succeeded.→ See Verb tableExamples from the Corpusastound• Turner's business sense continues to astound me.Origin astound (1300-1400) Probably from the past participle of astone; → ASTONISH