bivouac vs camping site

bivouac and camping site both are nouns.

Word	Noun	Adjective	Verb	Adverb
bivouac	Yes	No	Yes	No
camping site	Yes	No	No	No

As nouns, bivouac and camping site are synonyms defined as:

bivouac and camping site: a site where people on holiday can pitch a tent

Other synonyms of bivouac include campground, camping area, camping ground, campsite, encampment.

bivouac (noun)	camping site (noun)
temporary living quarters specially built by the army for soldiers	a site where people on holiday can pitch a tent
a site where people on holiday can pitch a tent

bivouac (verb)	camping site (verb)
live in or as if in a tent