lackaday in a sentence

interj.

Definition

"Lackaday" is an exclamation expressing sorrow or regret.

Lackaday, we must face the reality that the project has been delayed again.
She sighed, "Lackaday, I lost my favorite book on the train."
The old man shook his head and muttered, "Lackaday, how times have changed."
Lackaday, the festival was canceled due to unforeseen circumstances.
As she looked at the empty playground, she thought, "Lackaday, the children have grown up."