timber vs woodland

timber and woodland both are nouns.

Word	Noun	Adjective	Verb	Adverb
timber	Yes	No	No	No
woodland	Yes	No	No	No

As nouns, timber and woodland are synonyms defined as:

Other synonyms of timber include forest, timberland.

timber (noun)	woodland (noun)
a beam made of wood	land that is covered with trees and shrubs
a post made of wood
(music) the distinctive property of a complex sound (a voice or noise or musical sound)
land that is covered with trees and shrubs
the wood of trees cut and prepared for use as building material