military vs wake-up signal

military and wake-up signal both are nouns.

Word	Noun	Adjective	Verb	Adverb
military	Yes	Yes	No	No
wake-up signal	Yes	No	No	No

military (noun)	wake-up signal (noun)
the military forces of a nation	(military) signal to wake up

military (adjective)	wake-up signal (adjective)
associated with or performed by members of the armed services as contrasted with civilians
characteristic of or associated with soldiers or the military
of or relating to the study of the principles of warfare