military posture vs military capability

military posture and military capability both are nouns.

Word	Noun	Adjective	Verb	Adverb
military posture	Yes	No	No	No
military capability	Yes	No	No	No

As nouns, military posture and military capability are synonyms defined as:

military posture and military capability: capability in terms of personnel and materiel that affect the capacity to fight a war

Other synonyms of military posture include military strength, posture, strength.

military posture (noun)	military capability (noun)
capability in terms of personnel and materiel that affect the capacity to fight a war	capability in terms of personnel and materiel that affect the capacity to fight a war