disappointing
Sein neuer Film ist enttäuschend.
His new film is disappointing.
Es wäre enttäuschend, wenn du das tätest.
It would be disappointing if you did that.
How disappointing!
That is very disappointing.
It is disappointing.
Das Konzert gestern Abend war enttäuschend.
The concert last night was disappointing.
Your article was disappointing.
Ich fand den Film sehr enttäuschend.
I found the film very disappointing.