Definition of bewilder in English:

bewilder

verb

[with object]
  • Cause (someone) to become perplexed and confused.

    ‘she was bewildered by his sudden change of mood’
    ‘his reaction had bewildered her’

Origin

Late 17th century from be- ‘thoroughly’ + obsolete wilder ‘lead or go astray’, of unknown origin.

Pronunciation

bewilder

/bɪˈwɪldə/