Moses vs Grandma Moses

Moses and Grandma Moses both are nouns.

Word	Noun	Adjective	Verb	Adverb
Moses	Yes	No	No	No
Grandma Moses	Yes	No	No	No

As nouns, Moses and Grandma Moses are synonyms defined as:

Moses and Grandma Moses: United States painter of colorful and primitive rural scenes (1860-1961)

Other synonyms of Moses include Anna Mary Robertson Moses.

Moses (noun)	Grandma Moses (noun)
(Old Testament) the Hebrew prophet who led the Israelites from Egypt across the Red sea on a journey known as the Exodus; Moses received the Ten Commandments from God on Mount Sinai	United States painter of colorful and primitive rural scenes (1860-1961)
United States painter of colorful and primitive rural scenes (1860-1961)