As a noun polyad
is a group consisting of an indeterminate number of things or people.
As an adjective poliad is
relating to a polis: a city or city-state.
polyad
English
See also
* monad
* dyad
* triad
* tetrad
* pentad
* hexad
* heptad
* octad
* nonad
* decad
* See also
poliad
English
Adjective
(-)
Relating to a polis: a city or city-state.