encampment vs laager

encampment and laager both are nouns.

Word	Noun	Adjective	Verb	Adverb
encampment	Yes	No	No	No
laager	Yes	No	No	No

As nouns, laager is a hyponym of encampment; that is, laager is a word with a more specific, narrower meaning than encampment:

encampment: temporary living quarters specially built by the army for soldiers
laager: a camp defended by a circular formation of wagons

Other hyponyms of encampment include boot camp, hutment, lager.

encampment (noun)	laager (noun)
the act of encamping and living in tents in a camp	a camp defended by a circular formation of wagons
temporary living quarters specially built by the army for soldiers
a site where people on holiday can pitch a tent