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retroactively Synonyms
Another word for retroactively
Choosing another word for retroactively that fits your sentence is easier when synonyms and similar words are paired with an exact adverb definition and ranked by match strength.
• adverb (Context 1)
With effect from a date in the past prior to the enactment or announcement of a law, rule, or decision.
Usage Example
"The new salary increase will be applied retrospectively to the beginning of the fiscal year."
Strong
retrospectively
ex post facto
Opposites of retroactively
The opposite of retroactively shifts depending on context. Common opposites include:
prospectively
• Nearby Words
Cite this Entry
Wordmom. (2026). Synonyms for Retroactively. In Wordmom Thesaurus. Retrieved Nov 5, 2026, from https://wordmom.com/synonyms/retroactively