grieve for (someone or something)
To experience intense feelings of sadness or mourning due to a particular loss (often the death of a loved one). It's been years since my mother died, and yet I'm still grieving for her. You need time to grieve for what you lost by growing up in such a dysfunctional household.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
grieve for someone or something
to mourn for someone or something. Don't grieve for me. I'm okay. She grieved for her lost chances.
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.