<span>Definition: the medieval knightly system with its religious, moral, and social code.
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Synonyms:knight errantry, courtly manners, knightliness, courtliness, nobility<span>
Etymology: </span>
<span>Middle English: from Old French chevalerie, from medieval Latin caballerius, from late Latin caballarius ‘horseman’ </span>
Government of laws and stuff
Answer:
hope this helps u .......
Behaviour because your just understanding and explaining how to act a certain way
