compound1

noun

• a thing that is composed of two or more separate elements; a mixture:the air smelled like a compound of diesel and petrol fumes
• (also chemical compound) a substance formed from two or more elements chemically united in fixed proportions:a compound of hydrogen and oxygen lead compounds
• a word made up of two or more existing words.

adjective

• made up or consisting of several parts or elements:a compound noun
• (of interest) payable on both capital and the accumulated interest:compound interestCompare with simple.
• Biology (especially of a leaf, flower, or eye) consisting of two or more simple parts or individuals in combination.

verb

• 1make up (a composite whole); constitute:a dialect compounded of Spanish and Dutch
• mix or combine (ingredients or constituents):the groundnuts were compounded into cattle food
• reckon (interest) on previously accumulated interest:the yield at which the interest is compounded

• 2make (something bad) worse; intensify the negative aspects of:prisoners' lack of contact with the outside world compounds their problems

• 3 Law forbear from prosecuting (a felony) in exchange for money or other consideration.
• settle (a debt or other matter) in exchange for money or other consideration:he compounded the case with the defendant for a cash payment