typographical error vs erratum

typographical error and erratum both are nouns.

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

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

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

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

typographical error (noun)	erratum (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