postdate
v.
also post-date, 1620s, from post- + date, v.1 "to assign a date to, to mark a date on." Related: Postdated; postdating. Intransitive meaning "be of an earlier date" is from 1909.
〔李〕[post-=after 后；date v.注明…日期 ⇒“to date after the actual date 在实际日期之后填日期”→] v. give a later date than the true date to 迟填…的日期；在…填事后日期