Implausible
Implausible adjective - Too extraordinary or improbable to believe.
Pretty penny and implausible are semantically related. In some cases you can use "Pretty penny" instead an adjective "Implausible".
Nearby Word: implausibly
Pretty penny
Implausible and pretty penny are semantically related. Sometimes you can use "Implausible" instead an adjective phrase "Pretty penny".
Mutual synonyms
Cite this Source
Pretty penny and Implausible. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/implausible/pretty_penny
Implausible & Pretty penny. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/implausible/pretty_penny>.
Pretty penny or Implausible. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/implausible/pretty_penny.
Google Ngram Viewer shows how "implausible" and "pretty penny" have occurred on timeline