Old guard and White-bread

Old guard noun - A faction that is unwilling to accept new ideas.

White-bread and old guard are semantically related. In some cases you can replace phrase "White-bread" with "Old guard", this phrases are similar.

White-bread adjective - Of or belonging to or representative of the white middle class.

Old guard and white-bread are semantically related. Sometimes you can use "Old guard" instead an adjective phrase "White-bread".