military chaplain vs padre

military chaplain and padre both are nouns.

Word	Noun	Adjective	Verb	Adverb
military chaplain	Yes	No	No	No
padre	Yes	No	No	No

As nouns, military chaplain and padre are synonyms defined as:

Other synonyms of military chaplain include Holy Joe, sky pilot.

military chaplain (noun)	padre (noun)
a chaplain in one of the military services	a chaplain in one of the military services