Especially in everyday language, the distinction between the terms ethics and morality is not always clear. Even in some philosophical texts both are used synonymously, while others seem to draw a clear distinction between them. Historically, the term ethics comes from Greek ethos which means the customs, habits and mores of people. Morality is derived from Latin mos, moris which denotes basically the same, it was introduced by Cicero as an equivalent to the Greek ethos.
For the sake of clarity we assume as a standard definition that morality means the customs, the special do and don't that are shared and widely accepted as standard in a society or community of people-accepted as a basis of life that doesn't have to be rationally questioned. Ethics on the other hand is the philosophical reflection upon these rules and ways of living together, the customs and habits of individuals, groups or mankind as such. This comes close to the conception of Aristotle.