sextumvirate
English
Etymology
From Latin sextum (“sixth”) + the latter part of triumvirate (“group of three men”), cf Latin seviratus. See also quadrumvirate, quartumvirate and quatrumvirate.
Noun
sextumvirate (plural sextumvirates)
References
- "sextumvirate, n.", in the Oxford English Dictionary, Oxford: Oxford University Press.