Loaf of bread and Staff of life

Loaf of bread noun - A shaped mass of baked bread that is usually sliced before eating.

Staff of life and loaf of bread are semantically related. In some cases you can use "Staff of life" instead a noun phrase "Loaf of bread".

Staff of life noun - Food made from dough of flour or meal and usually raised with yeast or baking powder and then baked.

Loaf of bread and staff of life are semantically related. Sometimes you can replace phrase "Loaf of bread" with "Staff of life", this phrases are similar.