Inconsolable (adjective)

1. Unable to be comforted or consoled; inconsolable.
2. Very sad and unable to be cheered up.

Origin:

From in- "not" + consolable "able to be comforted".

Examples:

1. The mother was inconsolable after losing her child.
2. He was inconsolable after the breakup.
3. The inconsolable woman cried for hours.
4. The inconsolable man couldn't accept the loss.
5. The inconsolable pet owner couldn't bear to let go of her beloved companion.