disarmament vs demobilization

disarmament and demobilization both are nouns.

Word	Noun	Adjective	Verb	Adverb
disarmament	Yes	No	No	No
demobilization	Yes	No	No	No

As nouns, demobilization is a hypernym of disarmament; that is, demobilization is a word with a broader meaning than disarmament:

disarmament: act of reducing or depriving of arms
demobilization: act of changing from a war basis to a peace basis including disbanding or discharging troops

Other hypernyms of disarmament include demobilisation.

disarmament (noun)	demobilization (noun)
act of reducing or depriving of arms	act of changing from a war basis to a peace basis including disbanding or discharging troops