Find Antonyms

backdate Antonyms

Opposite of backdate

Because the opposite of backdate shifts with each meaning, the antonyms and opposite words below are separated across 2 exact definitions and ranked by contrast strength.
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• verb (Context 1)

To put an earlier date on a document, check, or agreement than the actual date on which it is written or signed.

Usage Example

"The accountant refused to postdate the invoice to the previous fiscal year."

Strongest
postdate
foredate

• verb (Context 2)

To make a payment, policy, or legal change retroactively effective from an earlier date.

Usage Example

"The company agreed to postdate the salary increase to the beginning of January."

Strongest
postdate

Similar words to backdate

Words similar to backdate shift depending on context. Common synonyms include:

antedate
predate
See all synonyms of backdate

• Nearby Words

backcomb
backcountry
backcourt
backdate
backdoor
backdown
backdraft

Cite this Entry

Wordmom. (2026). Antonyms for Backdate. In Wordmom Thesaurus. Retrieved Nov 5, 2026, from https://wordmom.com/antonyms/backdate
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