grieve

/ɡriːv/
verb
  1. To feel or express great sadness, especially because of a death.
    • The whole nation grieved when the president died.
    • She needed time to grieve for her father.
    • It's important to let yourself grieve after a loss.
  2. To cause someone to feel great sadness or distress.
    • It grieves me to see you so unhappy.
    • His actions grieved his parents deeply.
    • The news of the disaster grieved everyone who heard it.