confound
verb /kənˈfaʊnd/
  /kənˈfaʊnd/
 (formal)Verb Forms
Idioms | present simple I / you / we / they confound |    /kənˈfaʊnd/   /kənˈfaʊnd/  | 
| he / she / it confounds |    /kənˈfaʊndz/   /kənˈfaʊndz/  | 
| past simple confounded |    /kənˈfaʊndɪd/   /kənˈfaʊndɪd/  | 
| past participle confounded |    /kənˈfaʊndɪd/   /kənˈfaʊndɪd/  | 
| -ing form confounding |    /kənˈfaʊndɪŋ/   /kənˈfaʊndɪŋ/  | 
- confound somebody to confuse and surprise somebody synonym baffle
- The sudden rise in share prices has confounded economists.
 
 - confound somebody/something to prove somebody/something wrong
- to confound expectations
 - She confounded her critics and proved she could do the job.
 - The rise in share prices confounded expectations.
 
 - confound somebody (old-fashioned) to defeat an enemy
 
Word OriginMiddle English: from Old French confondre, from Latin confundere ‘pour together, mix up’. Compare with confuse.
Idioms 
confound it/you! 
- (old-fashioned) used to show that you are angry about something/with somebody