timber vs metallicity

timber and metallicity both are nouns.

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

As nouns, metallicity is a hyponym of timber; that is, metallicity is a word with a more specific, narrower meaning than timber:

timber: (music) the distinctive property of a complex sound (a voice or noise or musical sound)
metallicity: The state of possessing a similar aural resonance to metal.

timber (noun)	metallicity (noun)
a beam made of wood	The state of possessing a similar aural resonance to metal.
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