moral - concerned with principles of right and wrong or conforming to standards of behavior and character based on those principles; "moral sense"; "a moral scrutiny"; "a moral lesson"; "a moral quandary"; "moral convictions"; "a moral life"

pure - used of persons or behaviors; having no faults; sinless; "I felt pure and sweet as a new baby"- Sylvia Plath; "pure as the driven snow"

virtuous - morally excellent

plain - not elaborate or elaborated; simple; "plain food"; "stuck to the plain facts"; "a plain blue suit"; "a plain rectangular brick building"

moral - concerned with principles of right and wrong or conforming to standards of behavior and character based on those principles; "moral sense"; "a moral scrutiny"; "a moral lesson"; "a moral quandary"; "moral convictions"; "a moral life"