literal error vs typographical error

literal error and typographical error both are nouns.

Word	Noun	Adjective	Verb	Adverb
literal error	Yes	No	No	No
typographical error	Yes	No	No	No

As nouns, literal error and typographical error are synonyms defined as:

literal error and typographical error: a mistake in printed matter resulting from mechanical failures of some kind

Other synonyms of literal error include erratum, literal, misprint, typo.

literal error (noun)	typographical error (noun)
a mistake in printed matter resulting from mechanical failures of some kind	a mistake in printed matter resulting from mechanical failures of some kind