1
Now, is not a certain dullness their most visible characteristic?
2
She looked at him smiling; and in her smile, as I have intimated, there was a certain dullness.
3
At the same time the doctor became aware of a certain dullness in the vision he was borrowing.
4
He didn't feel as much as he should, just a certain dullness, which meant the wave was likely on hold.