retailer (n.)

• caterer
• chandler
• commissariat
• commissary
• dealer
• distributor
• donor
• importer
• jobber
• marketer
• merchandiser
• merchant
• middleman
• monger
• patron
• provider
• provisioner
• purveyor
• quartermaster
• shopkeeper
• steward
• storekeeper
• supplier
• sutler
• trader
• tradesman
• trafficker
• victualer
• wholesaler