[n] something that causes great unhappiness; "her death was a great grief to John"
[n] an emotion of great sadness associated with loss or bereavement; "he tried to express his sorrow at her loss"
[n] sadness associated with some wrong done or some disappointment; "he drank to drown his sorrows"; "he wrote a note expressing his regret"
[n] the state of being sad; "she tired of his perpetual sadness"
[v] feel grief; eat one's heart out