Examples from literature

• 'Nothing could be better,' said the father-in-law, rubbing his hands. 
• His irritation was not likely to be soothed when he realised the extent to which he had been duped by his father-in-law. 
• On hearing that we intended to remain for the night where we were, he persuaded us to accompany him to the estate of his father-in-law, which was situated close at hand. 
• Then he woke his father-in-law gently, and went off. 
• Young men don't seem to care, as a general rule, for an idiot father-in-law!