Flat-out
Flat-out adjective - Having no exceptions or restrictions.
Usage example: regarded their son-in-law as a flat-out loser and let him know it
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Synonyms for Flat-out
Questionable is an antonym for flat-out.
Questionable
Questionable adjective - Giving good reason for being doubted, questioned, or challenged.
Flat-out is an antonym for questionable.
Both words in one sentence
- Wrapping the police around her finger, using questionable (and sometimes illegal) prosecution tactics, she even flat-out violated the Fourth Amendment and still got her evidence admitted.
Cite this Source
Questionable and Flat-out. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/related/flat-out/questionable
Flat-out & Questionable. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/related/flat-out/questionable>.
Questionable or Flat-out. 2016. Accessed August 13, 2026. https://thesaurus.plus/related/flat-out/questionable.