1) the chemical substance in the body that makes the heart beat faster etc, produced by anger, fear, excitement etc (adrenaline)

2) (of) a substance (e.g. penicillin) produced by very small fungi, able to destroy bacteria (antibiotic)

3) the brownish-yellow bitter liquid produced by the liver to help in digesting food (bile)

4) the varied visual sensation produced by rays of light (and different from looking at black and white only) (colour)

5) (a letter or phonetic symbol representing) a speech sound produced by a complete or partial stoppage of the breath (consonant)

6) produced by crossing breeds (crossbred)

7) to find the true meaning of (something produced in code) (decode)

8) tiny drops of moisture produced on cool surfaces from water vapour in the air (dew)

9) an oval object with a shell, as produced by a bird (egg)

10) (of a sound) produced in the throat (guttural)