Chaver

chaver (and surely an am haaretz) who sent olives from a vat, saplings, or fenugreek needs to deduct all tithes

doesn’t release untithed produce from his possession

must be given to a chaver who is serving in that mishmar, who then divides it with the other kohanim who are serving

wife of an am haaretz grinding grain with a wife of a chaver

אין דרך חבר להוציא מביתו דבר שאינו מתוקן - it isn’t the way of a chaver to release untithed produce from his possession