surmounter vs overcomer

surmounter and overcomer both are nouns.

Word	Noun	Adjective	Verb	Adverb
surmounter	Yes	No	No	No
overcomer	Yes	No	No	No

As nouns, surmounter and overcomer are synonyms defined as:

surmounter and overcomer: someone who overcomes and establishes ascendancy and control by force or persuasion

Other synonyms of surmounter include subduer.

surmounter (noun)	overcomer (noun)
someone who overcomes and establishes ascendancy and control by force or persuasion	someone who overcomes and establishes ascendancy and control by force or persuasion