Lesson
Part of speech: noun
Definition: A section of learning or teaching into which a wider learning content is divided. A learning task assigned to a student; homework. Something learned or to be learned. Something that serves as a warning or encouragement. A section of the Bible or other religious text read as part of a divine service.
Moral
Part of speech: noun
Definition: The ethical significance or practical lesson.Moral practices or teachings: modes of conduct.
Part of speech: adjective
Definition: Of or relating to principles of right and wrong in behaviour, especially for teaching right behaviour.Conforming to a standard of right behaviour; sanctioned by or operative on one's conscience or ethical judgment.Capable of right and wrong action.Probable but not proved.Positively affecting the mind, confidence, or will.