Indulgence in moral pronouncements; the exposition (often superficially) of a particular moral code - moralizing, moralisation [Brit], moralising [Brit]
The act of making moral (or more moral) "for years she worked toward the moralization of English literature" - moralisation [Brit]
Derived forms: moralizations
See also: moralize
Type of: philosophising [Brit], philosophizing, reform