Definition of traditionize in English:
traditionize
(also traditionise)
verb trəˈdɪʃənʌɪztrəˈdɪʃ(ə)nʌɪz
US rare with object To make into a tradition, or to imbue with tradition; to traditionalize. Also without object rare.
Origin
Mid 19th century (in an earlier sense). From tradition + -ize.