Nip, a cheat
Nipperkin, half pint measure
Nix, or nix my doll, nothing
No go, it won’t do, a bad experiment
Nob, the head
Nob, the head; a fellow carrying a high head, a man of money, of respectability
Nob thatcher, a hat maker
Nob, old, a favourite game used by sharpers, called pricking in the hat
Nobblers, blows, thumps
Noddle, empty headed, shallow pated, stupid