compounder

noun

1. A person who compounds (mixes ingredients, and tests the result)

- a compounder of medicines

2. One who attempts to bring persons or parties to terms of agreement, or to accomplish ends by compromises.

3. One who compounds a debt, obligation, or crime.

4. (Britain, archaic) One at a university who pays extraordinary fees for the degree he is to take.

5. (Britain, historical) A Jacobite who favoured the restoration of James II, on condition of a general amnesty and of guarantees for the security of the civil and ecclesiastical constitution of the realm.