military expedition vs hostile expedition

military expedition and hostile expedition both are nouns.

Word	Noun	Adjective	Verb	Adverb
military expedition	Yes	No	No	No
hostile expedition	Yes	No	No	No

As nouns, military expedition and hostile expedition are synonyms defined as:

military expedition and hostile expedition: a military campaign designed to achieve a specific objective in a foreign country

Other synonyms of military expedition include expedition.

military expedition (noun)	hostile expedition (noun)
a military campaign designed to achieve a specific objective in a foreign country	a military campaign designed to achieve a specific objective in a foreign country