lesson
1.
2.
3. a. An experience, example, or observation that imparts beneficial new knowledge or wisdom. b. The knowledge or wisdom so acquired.
4. A rebuke or reprimand.
5. Often Lesson A reading from the Bible or other sacred text as part of a religious service.
verb
lessoned
[Middle English lessoun, from Old French leson, from Latin lēctiō, lēctiōn-, a reading, from lēctus past participle of legere, to read.]