armament vs militarization

armament and militarization both are nouns.

Word	Noun	Adjective	Verb	Adverb
armament	Yes	No	No	No
militarization	Yes	No	No	No

As nouns, militarization is a hypernym of armament; that is, militarization is a word with a broader meaning than armament:

armament: the act of equipping with weapons in preparation for war
militarization: act of assembling and putting into readiness for war or other emergency:

Other hypernyms of armament include militarisation, mobilisation, mobilization.

armament (noun)	militarization (noun)
the act of equipping with weapons in preparation for war	act of assembling and putting into readiness for war or other emergency:
weaponry used by military or naval force