References in classic literature ?
Daily Volumnia has a little cousinly talk with Sir Leicester on the state of the nation, from which Sir Leicester is disposed to conclude that Volumnia is a more reflecting woman than he had thought her.
But I had been stiffnecked, proud, unpleasant, altogether cousinly in my behaviour towards the people in possession.
She had even the high honour to be cousin to Lord Snigsworth--so many times removed that the noble Earl would have had no compunction in removing her one time more and dropping her clean outside the cousinly pale; but cousin for all that.