timber

nouns

the wood of trees cut and prepared for use as building material
a beam made of wood
is a type of (narrower)
long thick piece of wood or metal or concrete, etc., used in construction
a post made of wood
is a type of (narrower)
an upright consisting of a piece of timber or metal fixed firmly in an upright position
"he set a row of posts in the ground and strung barbwire between them"
land that is covered with trees and shrubs
(music) the distinctive property of a complex sound (a voice or noise or musical sound)
"the timbre of her soprano was rich and lovely"; "the muffled tones of the broken bell summoned them to meet"