Flat out
Flat out adverb - At top speed.
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Synonyms for Flat out
Purposefully and flat out are semantically related. In some cases you can use "Purposefully" instead an adverb phrase "Flat out".
Purposefully
Purposefully adverb - With full awareness of what one is doing.
Flat out and purposefully are semantically related. Sometimes you can use "Flat out" instead an adverb "Purposefully".
Both terms in one sentence
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Kick the Dog: It's all but flat out said that Tails purposefully gave Sonic a bad stock tip and screwed him out his money (thus making him the cause of the entirety of the show's events).
Source: Web Animation / Sonic for Hire
Cite this Source
Purposefully and Flat out. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/flat_out/purposefully
Flat out & Purposefully. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/flat_out/purposefully>.
Purposefully or Flat out. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/flat_out/purposefully.
Google Ngram Viewer shows how "flat out" and "purposefully" have occurred on timeline