He sounded unhappy about it, disgruntled at life in general.

He sounded unhappy and frightened for the first time.

I wasn't going to say anything, but you sounded so unhappy .

Her father laughed again, but this time it definitely sounded unhappy.

Happy to sound unhappy despite the fact that, critically, he can do no wrong.

"Enough," Buzz said, and he sounded unhappy to have to say it.

Rodrfguez was still on duty, and he sounded unhappy about it.

It may sound like Wilf's unhappy, but maybe he's not.

He let out a long breath, trying to sound unhappy.

He sounded lonely and unhappy, quite different from his normal manner.