But he does bring a certain grumbling good humor to the job.

Her surroundings and mechanisms reflected a certain humor, as if she did not take herself too seriously.

Grim though the messages may be, there is a certain dark humor involved.

Yet beyond her anger was a certain humor and relief.

If it was she who had given him away there would be a certain humour in playing bridge with her.

Alucius could sense a certain humor in both the captain and the older men.

He faced me, and I read in him a certain grim humor.

There was a certain grim humor in her thought.

There was a certain humor in this situation; that the Seven were giving him their cooperation.

This part, at least, did have a certain ironic humor to it.