EN Triskaidekaphobia (pronunciation: /ˌtrɪskaɪˌdɛkəˈfoʊbiə, ˌtrɪskə-/, TRIS-kye-DEK-ə-FOH-bee-ə or TRIS-kə-DEK-ə-FOH-bee-ə; from Greek tris meaning "three", kai...