Words Related To Disappointment

adjective causing someone to lose confidence or enthusiasm; discouraging

• The results of the study were disheartening, showing a significant decrease in biodiversity.
• It's really disheartening to see so much litter on the beach.
• It's disheartening when things don't go as planned, but we just have to keep pushing forward.
• Watching her dreams crumble was truly disheartening, like a dark cloud hanging over her head.

noun A person or thing that causes disappointment or fails to meet expectations

• The company's poor performance in the last quarter was a major disappointer for shareholders.
• I was really looking forward to the concert, but it turned out to be a big disappointer.
• That movie was a total disappointer, I expected so much more.
• The broken promise was a disappointer for all those involved.