20260923-0 slezština sileziană sliezština Σιλεσιανά šlezijščina sleesia siléisis silesio Silezisch silēziešu valoda sileziečių kalba sziléziai schlesisk slesiano силезийски език silésien Silesian silesiska Sileżjan sileesia keel šleski Schlesisch śląski silesiano 2010-01-01 2025-02-14 1950-05-09 SZL 2012-06-27 2011-10-06 sziléz Upper Silesian ślůnski silezijos ślůnsko godka Silesian silēziešu Silesian or Upper Silesian is a West Slavic ethnolect of the Lechitic group spoken by a small percentage of people in Upper Silesia. Its vocabulary was significantly influenced by Central German due to the existence of numerous Silesian German speakers in the area prior to World War II and after. Some regard it as one of the four major dialects of Polish, while others classify it as a separate regional language, distinct from Polish. 0L szl 0L szl SZL false SZL 1950-05-09 SZL