heartbroken
adj.feeling extremely sad because a relationship has ended or because someone you love has died.
adj.suffering from overwhelming distress or sorrow, typically following the loss of a loved one or the end of a romantic relationship.
“She was heartbroken when her cat went missing.”
“He was absolutely heartbroken after his partner of ten years decided to end their relationship without warning.”
“The community was left heartbroken by the sudden closure of the historic library, which had served as a vital gathering place for generations of local families.”
Often follows linking verbs such as 'be', 'feel', or 'seem'; frequently modified by intensifiers like 'absolutely' or 'utterly'.
“How did he go from heartbroken widower to partying on a yacht?”
“I feel guilty and heartbroken because I’ve suffered a loss too.”
From heart + broken.
Etymology adapted from Wiktionary, available under CC BY-SA 4.0.