_Jarlath._ _Jarflait́_, from _iar_, inferior; _flait́_, a prince, a
chief, one in rank next to a chieftain or prince. A feudatory prince.
_Jarley._ _Iar_, inferior; _lać_, people. Perhaps, derivable from
_jarla_, an earl.
_Jennings._ Corruption of _Mac Eonin_, which is compounded of _mac_, son;
_Eonin_, young Owen, or John. Son of John.