Tieng Wymysorys (Wymysioerys) la mot ngon ngu (hay phuong ngu) thuoc Chi ngon ngu German phia Tay, hien dien tai thi tran Wilamowice (Wymysou), Ba Lan, tai bien gioi giua Silesia va Tieu Ba Lan, gan Bielsko-Biała. No đuoc xem la mot ngon ngu bi đe doa. Co khoang 70 đen 100 nguoi ban ngu tieng Wymysorys, tat ca đeu noi song ngu; đa so la nguoi lon tuoi.


Lich su Ve nguon goc, tieng Wymysorys co ve xuat phat tu mot phuong ngu Thuong Đuc trung đai, voi anh huong lon tu tieng Ha Đuc, tieng Ha Lan, tieng Frisia, tieng Ba Lan va tieng Anh co. Cu dan Wilamowice đuoc cho la hau due cua nhung nguoi Đuc, nguoi Vlaanderen va nguoi Scotland đa đen Ba Lan vao the ky 13. Tuy nhien, cu dan Wilamowice choi bo moi lien quan voi nguoi Đuc va cho rang minh co nguon goc Vlaanderen. Du lien quan đen tieng Đuc, tieng Wymysorys khong thong hieu lan nhau voi tieng Đuc chuan.
Tieng Wymysorys tung la ngon ngu chinh tai Wilamowice cho toi nam 1939–1945. So nguoi noi bat đau sut giam vao nua cuoi the ky 19. Nam 1880, 92% nguoi tai thi tran noi tieng Wymysorys (1525 tren 1662 nguoi), nam 1890 - 72%, nam 1900 - 67%, nam 1910 - 73%. Du tieng Wymysorys đuoc day tai truong hoc đia phuong, tu nam 1875 ngon ngu giang day co so la tieng Ba Lan. Trong Chien tranh the gioi II va cuoc chiem đong cua Đuc tai Ba Lan, tieng Wymysorys đuoc chinh quyen Đuc Quoc xa cong khai pho bien, nhung thoi hau chien, gio đoi chieu: chinh phu cong san nghiem cam viec dung tieng Wymysorys duoi bat ky hinh thuc nao. Nhieu nguoi khong day con chau cua ho noi ngon ngu nay va con khong dung no hang ngay.


Phuc hoi Mot vai no luc phuc hoi gan đay đa xuat hien vao đau the ky 21, tien phong boi Tymoteusz Krol, nguoi đa mo lop day cho tre em cung nhu tap hop nhung tai lieu ve ngon ngu nay, tieu chuan hoa chinh ta viet va hoan thanh tu đien đau tien cua tieng Wymysorys. Them vao đo, mot du an moi goi la Wymysioerysy Akademyj đuoc thanh lap duoi chuong trinh "Artes Liberales" tai Đai hoc Warsaw voi muc đich tao lap mot co quan han lam thong nhat trong nghien cuu tieng Wymysorys.


Bang chu cai Tieng Wymysorys trong hang the ky chi la ngon ngu noi. Phai toi thoi Florian Biesik, tac gia lon đau tien cua ngon ngu nay, su can thiet mot bang chu cai Latinh đe bieu am ngon ngu nay moi xuat hien. Biesik viet đa so tac pham cua minh dua tren bang chu cai tieng Ba Lan, ma ong cho rang thich hop hon cho tieng Wymysorys. Jozef Gara (1929–2013), mot tac gia khac, tao ra mot bang chu cai Latinh Wymysorys rieng biet, gom 34 ky tu va cung phan nhieu dua tren bang chu cai tieng Ba Lan:


Vi du Mot danh sach tu vung tieng Wymysorys voi nghia tieng Đuc va tieng Ha Lan. Chu y rang ł đoc giong nhu w, va w đoc giong nhu v:


Chu thich Wicherkiewicz, Tomasz (2003). The Making of a Language: The Case of the Idiom of Wilamowice, Southern Poland. Krakow: Walter de Gruyter. ISBN 9783110170993.
(tieng Đuc) Maria Katarzyna Lasatowicz, "Die deutsche Mundart von Wilamowice zwischen 1920 und 1987". Opole, 1992: Wyzsza Szkoła Pedagogiczna.
(tieng Đuc) Hermann Mojmir, "Worterbuch der deutschen Mundart von Wilamowice" (Dictionary of a German dialect of Wilamowice), Krakow, 1930-1936: Polska Akademia Umiejetnosci.
(tieng Ba Lan) Ludwik Młynek, "Narzecze wilamowickie", Tarnow. 1907: J.Pisz.
(tieng Ba Lan) Jozef Latosinski, "Monografia miasteczka Wilamowic", Krakow, 1909.
(tieng Ba Lan) Adam Kleczkowski, "Dialekt Wilamowic w zachodniej Galicji. Fonetyka i fleksja". Krakow, 1920: Polska Akademia Umiejetnosci.
(tieng Ba Lan) Adam Kleczkowski, "Dialekt Wilamowic w zachodniej Galicji. Składnia", Poznan, 1921: Uniwersytet Poznanski.


Lien ket ngoai Wymysioerys – jeszcze mowa nie zgineła tren YouTube. Agencja Fotograficzna Fotorzepa. Rzeczpospolita
The founding ceremony of the Accademia Wilamowicziana tren YouTube.