overwhelm overwhelm /ˌoʊvɝˈhwɛlm/

verb

1. () Charge someone with too many tasks  ( deluge , flood out , overwhelm )
   charge someone with too many tasks
   
2. () Overcome, as with emotions or perceptual stimuli  ( overtake , whelm , overpower , overcome , overwhelm , sweep over )
   overcome, as with emotions or perceptual stimuli
     With determination and hard work, she overcame her fear of public speaking.
   With determination and hard work, she overcame her fear of public speaking.
   
3. Overcome by superior force  ( overmaster , overwhelm , overpower )
   overcome by superior force
   
4. Cover completely or make imperceptible  ( overwhelm , submerge , drown )
   cover completely or make imperceptible
    I was drowned in work
   I was drowned in work
    The noise drowned out her speech
   The noise drowned out her speech