Luzon(Island)Filipino, Tagalog, Ilocano, Pampangan, English Of uncertain meaning, probably from Tagalog lusong meaning "mortar (for pounding rice)". This is the name of the largest island in the Philippines.
Tarlac(Political Subdivision, Settlement & River)Pampangan, Pangasinan, Ilocano, Tagalog, English Derived from Pampangan malatarlak referring to a type of grass. This is the name of a province of, as well as a city and river in, the Philippines.