From Old English 'folc' (people, nation), from Proto-Germanic *fulką — the people who fill the land.
People in general; the common people.
From Old English 'folc' (people, nation), from Proto-Germanic *fulką, from PIE *pleh₁-g- (crowd). A folk is the people who 'fill' the land. Key roots: *pleh₁-g- (PIE: "crowd, multitude").