marcher vs footer

marcher and footer both are nouns.

Word	Noun	Adjective	Verb	Adverb
marcher	Yes	No	No	No
footer	Yes	No	No	No

As nouns, footer is a hypernym of marcher; that is, footer is a word with a broader meaning than marcher:

Other hypernyms of marcher include pedestrian, walker.

marcher (noun)	footer (noun)
fights on foot with small arms	a printed note placed below the text on a printed page
walks with regular or stately step	a person who travels by foot
an inhabitant of a border district	(used only in combinations) the height or length of something in feet