1758, intransitive, "take up or engage in politics," from politics + -ize. The transitive meaning "to render political" is from 1846 and is the main modern sense. Related: Politicized; politicizing. Earlier was politize (late 16c.), but this was rare. Politicalize (1869) also has been tried.
politicize the discussion
political
politically
politicaster
politician
politicization
politicize
politicking
politico-
politico
politics
polity