It seemed to him that they were 'foxing Old Bagwigs finely.'
To-night it wasn't that feeling that made it difficult for me to go on "foxing."
Fox; (verb) to pretend, to feign, to sham: 'he's not sick at all, he's only foxing.'
He, however, insisted that the fellow was only "foxing," and so the matter ended.
Even so, I did not dare to move, for fear that he might be foxing.