Grass roots and Rank-and-file

Grass roots noun - The common people at a local level (as distinguished from the centers of political activity).

Rank-and-file and grass roots are semantically related. In some cases you can use "Rank-and-file" instead an adjective phrase "Grass roots".

Grass roots and rank-and-file are semantically related. Sometimes you can replace phrase "Grass roots" with "Rank-and-file", this phrases are similar.