Bomerish, also called Bomeranian (Bom. Bomeasj, but more commonly know as Löjdsj) is the common language of the of Bomern (formerly part of the kingdom of Meckeln-Bomern). From November 312 it is also the first official language of that region. It is related, although not mutually intelligible, to Meckelish.
[TECH: Bomerish is a Germanic language with Low German and Frisian as its closest relatives.]