Lapulapu is regarded, retroactively, as the first Filipino hero.
Source: tatoeba (13185455)
Ranked by relevance and common usage.
Keep "retroactively" when the sentence already sounds natural, when a synonym would add unintended emphasis, or when readers need the most familiar wording. A synonym should clarify or sharpen the message, not simply make the sentence look more varied.
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Choose a synonym only if it keeps the core idea of "retroactively" intact in the sentence you are editing.
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Review note: Synonym lists are ranked with lexical data and reviewed for practical writing value. Use the comparison notes, sentence evidence, and source labels together; a high-ranking synonym can still be wrong when the audience, register, or grammar changes.
After choosing a replacement for "retroactively", read the sentence once for meaning and once for rhythm. The best synonym should feel natural in the full sentence, not only accurate in a word list.
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4 total sentences available.
Lapulapu is regarded, retroactively, as the first Filipino hero.
Source: tatoeba (13185455)
The new legislature passed a resolution retroactively legalizing the actions of the revolutionaries that brought them to power.
Source: wiktionary
Although it has been already hinted at the link between the human ability to exchange roles and the citizens' right to retroactively adjust unfitting remarks or gestures to the situation, the same connection could perhaps be better[…]
Source: wiktionary
Over the weekend, the Trump administration ignored a federal judge’s order not to deport a group of Venezuelan men, then later tried to retroactively justify its actions with arguments so distant from settled law and ordinary practice that legal experts have said they border on frivolous.
Source: wiktionary
Closest matches include ago, back, backward, ex post facto, gone by.
Compare the replacement against real sentence context. This entry includes sample sentences so you can check tone, grammar, and meaning before swapping words.