Forsyth's latest book is Horologicon. One of his top ten lost words, as told to the Guardian:
GrokeRead about the other lost words on Forsyth's list.
Another old Scots word, to groke is to gaze at somebody while they're eating in the hope that they'll give you some of their food. The word was originally used to refer to dogs – and any dog owner whose canine friend has salivated beside them while they eat a steak will know why – but it can also be used to describe that colleague who sidles up to you from across the office when you open a box of chocolates.
--Marshal Zeringue