κάπηλος

1. a retail-dealer, huckster, hawker, peddlar, higgler , Lat. institor, (Herdotus Historicus), attic; opposite to the merchant ἔμπορος); (Xenophon Historicus), etc.; applied to Darius because of his finance-regulations, (Herdotus Historicus):—; κ. ἀσπίδων, ὅπλων a dealer in . . , (Aristophanes Comicus)
2. a tavern-keeper, publican , Lat. caupo, (Aristophanes Comicus), etc.
3. metaphorically, κ. πονηρίας a dealer in petty roguery, (Demosthenes Orator) (ML)