5
prison camp(noun, expression, idiom, pen, camp)
4
detention camp(noun, expression, camp, gulag, Konzentrationslager)
3
stockade
3
forced-labor camp(noun, expression, gulag, Konzentrationslager)
3
internment camp(noun, expression, gulag, Konzentrationslager)
3
labor camp(noun, expression, pen, stockade, dungeon)
2
gas chamber
2
penal institution(noun, facility)
1
Konzentrationslager(noun, gulag)
1
abattoir
1
aceldama
1
barrack
1
barracks
1
bastille
1
bivouac
1
black hole
1
borstal
1
borstal institution
1
bridewell
1
brig
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APASmart Define. (2016). concentration camp thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/concentration_camp/thesaurus/synonyms
ChicagoSmart Define. 2016. "concentration camp thesaurus" https://smartdefine.org/concentration_camp/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2016, concentration camp thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/concentration_camp/thesaurus/synonyms>.
MLASmart Define. "concentration camp thesaurus" 3 March 2016. Web. 20 September 2026. <https://smartdefine.org/concentration_camp/thesaurus/synonyms>