Medieval Crossword Puzzle

Someone learning from a master for a certain job
A covering used as a defense against a weapon(s)
A walled area for Kings, Queens, and Nobles
A mounted soldier serving a King, Queen, or a Noble
Someone who has special power or who holds a high rank
Someone who sells or trades things
Was an enchanter and prophet for King Arthur
A deep space filled with water surrounding a walled area
A religious keeper of records
Someone who has special social or political power
Someone with a very low rank
A professional writer who copies or writes important things
A person in servitude to a lord or to a lord's land
A young man of noble birth who serves a knight
A person who manages or takes care of another's land