anachronism vs misdating

anachronism and misdating both are nouns.

Word	Noun	Adjective	Verb	Adverb
anachronism	Yes	No	No	No
misdating	Yes	No	No	No

As nouns, anachronism and misdating are synonyms defined as:

anachronism and misdating: something located at a time when it could not have existed or occurred

Other synonyms of anachronism include mistiming.

anachronism (noun)	misdating (noun)
an artifact that belongs to another time	something located at a time when it could not have existed or occurred
a person who seems to be displaced in time; who belongs to another age
something located at a time when it could not have existed or occurred