This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

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n. A shallow flat receptacle with a raised edge or rim, used for carrying, holding, or displaying articles.

n. A shallow flat receptacle with its contents: took the patient a dinner tray.

n. Trouble; annoyance; anger.

v. To grieve; annoy.

n. A small, typically rectangular or round, flat, rigid object upon which things are carried.

n. A flat carrier for items being transported.

n. The items on a full tray.

n. A component of a device into which an item is placed for use in the device's operations.

n. A notification area used for icons and alerts.

v. To place items on a tray.

v. To slide down a snow-covered hill on a tray from a cafeteria.

v. To betray.

v. To betray; to deceive.

n. A small trough or wooden vessel, sometimes scooped out of a block of wood, for various domestic uses, as in making bread, chopping meat, etc.

n. A flat, broad vessel on which dishes, glasses, etc., are carried; a waiter; a salver.

n. A shallow box, generally without a top, often used within a chest, trunk, box, etc., as a removable receptacle for small or light articles.

n. A trough, open box, or similar vessel used for different domestic and industrial purposes. Specifically

n. A flat shallow vessel or utensil with slightly raised edges, employed for holding bread, dishes, glassware, silver, cards, etc., and for other household uses.

n. A wide shallow coverless box of wood or cardboard, used in museums for packing and displaying specimens of natural history.

n. A shallow and usually rectangular dish or pan of crockery ware, gutta-percha, papier-mâché, metal, or other material, used in museums for holding wet (alcoholic) specimens when these are overhauled for study, etc. Similar trays are used for ova in fish-culture, for many chemical operations, in photography, etc.

n. A hod.

n. A hurdle.

n. Trouble; annoyance; anger.

To grieve; annoy.

To betray.

n. Deceit; stratagem.

n. Same as trey.

n. The third branch, snag, or point of a deer's antler.

n. an open receptacle for holding or displaying or serving articles or food

"Since the tray is a smaller version of the superbar, that means that you can put more stuff their in the same amount of room."

receptacle   

half in tray and teen   

turntable    lazy susan    tea tray    cafeteria tray    cheese tray    alms tray    salver    icetray    inkstand    cheeseboard   

meat tray    tray-table    in-tray    out-tray    TV tray   

betray    deceive    waiter    salver    box    plateau    galley    coaster    trencher    voider   

A    A.    Bay    Bombay    Bua    Ca    Cabernet    Calais    Cathay    Chevrolet   

bowl    basket    plate    box    container    platter    bucket    pan    mug    jar