1. Mind games : I know enough of them.
  2. Fakeness
  3. Too open or too close
  4. Not acting even in presence of clear signals. Too shy, introvert, complex, egoistic.
  5. Not forgiving even after ample repent and genuine apology.
  6. In profession
    1. Dishonesty regarding money matters.
  7. In life : People who don’t have soft skills. If you don’t know how to behave properly, how to talk well, how to listen actively, how to hold a conversation and contribute to a conversation, please stay away.

https://hemantpandeyblog.com/2018/05/18/what-instantly-makes-a-guy-hot/