general headquarters vs GHQ

general headquarters and GHQ both are nouns.

Word	Noun	Adjective	Verb	Adverb
general headquarters	Yes	No	No	No
GHQ	Yes	No	No	No

As nouns, general headquarters and GHQ are synonyms defined as:

general headquarters and GHQ: military headquarters from which a military commander controls and organizes the forces

Other synonyms of general headquarters include command post.

general headquarters (noun)	GHQ (noun)
military headquarters from which a military commander controls and organizes the forces	military headquarters from which a military commander controls and organizes the forces