Lewis H. Morgan vs Lewis Henry Morgan

Lewis H. Morgan and Lewis Henry Morgan both are nouns.

Word	Noun	Adjective	Verb	Adverb
Lewis H. Morgan	Yes	No	No	No
Lewis Henry Morgan	Yes	No	No	No

As nouns, Lewis H. Morgan and Lewis Henry Morgan are synonyms defined as:

Lewis H. Morgan and Lewis Henry Morgan: United States anthropologist who studied the Seneca (1818-1881)

Other synonyms of Lewis H. Morgan include Morgan.

Lewis H. Morgan (noun)	Lewis Henry Morgan (noun)
United States anthropologist who studied the Seneca (1818-1881)	United States anthropologist who studied the Seneca (1818-1881)