What are English derivatives of 'silva'?

Silviculture is an English derivative of 'silva'. The noun 'silva' is Latin for 'a wood, forest'. The English noun 'silviculture' refers to the branch of the science of forestry that's concerned with the development, cultivation, and reproduction of forest trees. Silvichemical is another English derivative. It refers to a chemical that's derived from trees. The ending is reminiscent of an adjective. But the Word actually is used as a noun.