footer vs traveler

footer and traveler both are nouns.

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

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

Other hypernyms of footer include traveller.

footer (noun)	traveler (noun)
a printed note placed below the text on a printed page	a person who changes location
a person who travels by foot
(used only in combinations) the height or length of something in feet