Miller vs Glenn Miller

Miller and Glenn Miller both are nouns.

Word	Noun	Adjective	Verb	Adverb
Miller	Yes	No	No	No
Glenn Miller	Yes	No	No	No

As nouns, Miller and Glenn Miller are synonyms defined as:

Miller and Glenn Miller: United States bandleader of a popular big band (1909-1944)

Other synonyms of Miller include Alton Glenn Miller.

Miller (noun)	Glenn Miller (noun)
United States playwright (1915-2005)	United States bandleader of a popular big band (1909-1944)
United States novelist whose novels were originally banned as pornographic (1891-1980)
United States bandleader of a popular big band (1909-1944)