See practise.
British and Australian English distinguish between practice (a noun) and practise (a verb), analogously with advice/advise. In American English, practice is commonly used for both forms. Canadian English works with both systems.
zh-min-nan:practice fr:practice ko:practice io:practice ku:practice hu:practice ja:practice pt:practice simple:practice fi:practice ta:practice te:practice vi:practice tr:practice zh:practice