Boston brown bread and Staff of life

Boston brown bread noun - Dark steamed bread made of cornmeal wheat and flour with molasses and soda and milk or water.

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

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

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