BEE - A flying insect, of the superfamily Apoidea, known for their organised societies, for collecting pollen, and producing wax and honey.
BET - A wager, an agreement between two parties that a stake (usually money) will be paid by the loser to the winner (the winner being the one who correctly forecast the outcome of an event).
TEE - The name of the Latin script letter T/t.
EEL - Any fish of the order Anguilliformes which are elongated and resemble snakes. There are freshwater and marine species.
BEER - An alcoholic drink fermented from starch material commonly barley malt, often with hops or some other substance to impart a bitter flavor.
BELT - A band worn around the waist to hold clothing to one's body (usually pants), hold weapons (such as a gun or sword), or serve as a decorative piece of clothing.
REEL - A lively dance of the Highlanders of Scotland; also, the music to the dance; -- often called Scotch reel.
TREE - A large plant, not exactly defined, but typically over four meters in height, a single trunk which grows in girth with age and branches (which also grow in circumference with age).
LEER - A significant side glance; a glance expressive of some passion, as malignity, amorousness, etc.; a sly or lecherous look.
BEET - Beta vulgaris, a plant with a swollen root which is eaten or used to make sugar.
REBEL - A person who resists an established authority, often violently.
BERET - A type of round, brimless cap with a soft top and a headband to secure it to the head; usually culturally associated with France.
TREBLE - Threefold, triple.