Gladstone vs William Gladstone

Gladstone and William Gladstone both are nouns.

Word	Noun	Adjective	Verb	Adverb
Gladstone	Yes	No	No	No
William Gladstone	Yes	No	No	No

As nouns, Gladstone and William Gladstone are synonyms defined as:

Gladstone and William Gladstone: liberal British statesman who served as prime minister four times (1809-1898)

Other synonyms of Gladstone include William Ewart Gladstone.

Gladstone (noun)	William Gladstone (noun)
a large travelling bag made of stiff leather	liberal British statesman who served as prime minister four times (1809-1898)
liberal British statesman who served as prime minister four times (1809-1898)