Impact
Impact noun - A forceful coming together of two things.
Side effect and impact are semantically related. In some cases you can use "Side effect" instead a noun "Impact".
Nearby Words: impacted, impacting, impactless
Side effect
Side effect noun - A secondary and usually adverse effect of a drug or therapy.
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Synonyms for Side effect
Impact and side effect are semantically related. Sometimes you can use "Impact" instead a noun phrase "Side effect".
Mutual synonyms
Both terms in one sentence
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One side effect noticed in testing was that the EMP generated by the plasma that the laser impact produced stimulated pain receptors, and work was underway to amplify this effect.
Source: Agony Beam -
Temporary paths can also be established as a side effect of the Kostura cannon impact.
Source: Portal Network - The bigger impact is a side effect of what she is - as people get to know her, they start seeing what they could be by facing their fears.
Source: Literature / Santa Olivia
Cite this Source
Side effect and Impact. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/impact/side_effect
Impact & Side effect. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/impact/side_effect>.
Side effect or Impact. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/impact/side_effect.
Google Ngram Viewer shows how "impact" and "side effect" have occurred on timeline