encampment vs camping

encampment and camping both are nouns.

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

As nouns, encampment and camping are synonyms defined as:

encampment and camping: the act of encamping and living in tents in a camp

Other synonyms of encampment include bivouacking, tenting.

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