shut out
phrasal verbshut somebody/something  out (of something) 
- to prevent somebody/something from entering a place
- Mum, Ben keeps shutting me out of the bedroom!
 - sunglasses that shut out 99 per cent of the sun’s harmful rays
 
 - to not allow a person to share or be part of your thoughts; to stop yourself from having particular feelings
- I wanted to shut John out of my life for ever.
 - She learned to shut out her angry feelings.
 - If you shut me out, how can I help you?