disappointing
Definitions
Failing to fulfill someone's hopes or expectations.
Causing a feeling of dissatisfaction or sadness.
Examples
It was truly disappointing to see the team lose after playing so well all season.
The movie's ending was quite disappointing and left many audience members confused.
I found the service at the restaurant to be very disappointing given its high reputation.
Synonyms
unsatisfactory underwhelming letdown discouraging frustrating dismal mediocre
Antonyms
satisfactory encouraging impressive delightful promising gratifying excellent