NM vs Guadalupe Mountains

NM and Guadalupe Mountains both are nouns.

Word	Noun	Adjective	Verb	Adverb
NM	Yes	No	No	No
Guadalupe Mountains	Yes	No	No	No

NM (noun)	Guadalupe Mountains (noun)
a state in southwestern United States on the Mexican border	a mountain range in southern New Mexico and western Texas; the southern extension of the Sacramento Mountains