1) to be a retailer, to peddle
 2) to make money by selling anything
    2a) to get sordid gain by dealing in anything, to do a thing for
        base gain
    2b) to trade in the word of God
        2b1) to try to get base gain by teaching divine truth
    2c) to corrupt, to adulterate
        2c1) peddlers were in the habit of adulterating their
             commodities for the sake of gain