Oliver Cromwell vs Cromwell

Oliver Cromwell and Cromwell both are nouns.

Word	Noun	Adjective	Verb	Adverb
Oliver Cromwell	Yes	No	No	No
Cromwell	Yes	No	No	No

As nouns, Oliver Cromwell and Cromwell are synonyms defined as:

Oliver Cromwell and Cromwell: English general and statesman who led the parliamentary army in the English Civil War (1599-1658)

Other synonyms of Oliver Cromwell include Ironsides.

Oliver Cromwell (noun)	Cromwell (noun)
English general and statesman who led the parliamentary army in the English Civil War (1599-1658)	English general and statesman who led the parliamentary army in the English Civil War (1599-1658)