Hard hat and White-bread

Hard hat noun - A lightweight protective helmet (plastic or metal) worn by construction workers.

White-bread and hard hat are semantically related. In some cases you can replace phrase "White-bread" with "Hard hat", this phrases are similar.

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

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