parachronism
Noun
Meaning
An error in chronology, by which the date of an event is set later than the time of its occurrence.
Source: Webster's dictionarySynonyms
anticipation
anachronism
lateness
misapplication
prolepsis
antedate
earliness
misdate
postdate
tardiness
antedating
postdating
misdating
prochronism
metachronism