In one fell swoop
In a flash and in one fell swoop are semantically related. In some cases you can use "In a flash" instead an adverb phrase "In one fell swoop".
In a flash
In a flash adverb - Without any delay.
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Synonyms for In a flash
In one fell swoop and in a flash are semantically related. You can use "In one fell swoop" instead an adverb phrase "In a flash".
Cite this Source
In a flash and In one fell swoop. (2016). Retrieved 2026, August 03, from https://thesaurus.plus/related/in_one_fell_swoop/in_a_flash
In one fell swoop & In a flash. N.p., 2016. Web. 03 Aug. 2026. <https://thesaurus.plus/related/in_one_fell_swoop/in_a_flash>.
In a flash or In one fell swoop. 2016. Accessed August 03, 2026. https://thesaurus.plus/related/in_one_fell_swoop/in_a_flash.
