Veli Dede is remembered as a 14th-century physician-saint who treated mental and spiritual illnesses in Onacak village, Yeşilova district of Burdur. His decagonal tomb, a rare form in Anatolia, is estimated about eight centuries old and was restored in 2018 by the Directorate of Foundations. (Sources: Burdur Directorate of Culture and Tourism; Kültür Portalı; İpek İpekçioğlu survey report.)