The people living within a political or geographical boundary. / (by extension) The people with a given characteristic.

plural of population

Of or pertaining to population

plural of populism

Having a large population. / (of a language) Spoken by a large number of people. / Densely populated. / Crowded with people.

The quality of being populous.

(transitive) To supply with inhabitants; to people. / (transitive) To live in; to inhabit. / (intransitive) To increase in number; to breed.

(obsolete) populous

(philosophy) A political doctrine or philosophy that proposes that the rights and powers of ordinary people are exploited by a privileged elite, and supports their struggle to overcome this.

That has, or supplied with, inhabitants or content.