His niggling worry was that the judgment was deserved.

Yet the niggling worry gnawed still, Maybe I ought to go home for the birth.

Other critics too had niggling worries about the reality.

Still, he did, all too often, have to set aside niggling worries about her.

A niggling worry that she had not let surface until now had been the possibility that the woman was dead in some fool accident.

Almost immediately, the fretting, niggling worries and the sense of fearful anticipation began to return.

Still, the niggling worry that Neal would recognize Fred plagued her.

But it does raise that little niggling worry that there may be other things like that.

The niggling worry turned to real anxiety.

"You've been watching way too much television," I said, my hand still extended despite a niggling worry that she might bite it.