Harrison vs Rex Harrison

Harrison and Rex Harrison both are nouns.

Word	Noun	Adjective	Verb	Adverb
Harrison	Yes	No	No	No
Rex Harrison	Yes	No	No	No

As nouns, Harrison and Rex Harrison are synonyms defined as:

Harrison and Rex Harrison: English actor on stage and in films (1908-1990)

Other synonyms of Harrison include Reginald Carey Harrison, Sir Rex Harrison.

Harrison (noun)	Rex Harrison (noun)
9th President of the United States; caught pneumonia during his inauguration and died shortly after (1773-1841)	English actor on stage and in films (1908-1990)
23rd President of the United States (1833-1901)
English rock star; lead guitarist of the Beatles (1943-2001)
English actor on stage and in films (1908-1990)