Frank
Frank adjective - Free in expressing one's true feelings and opinions.
Usage example: our ballet teacher is very frank about telling her students whether she thinks they have the talent for a career in dance
Rude and frank are semantically related. In some cases you can use "Rude" instead an adjective "Frank".
Rude
Rude adjective - Hastily or roughly constructed.
Cite this Source
Rude and Frank. (2016). Retrieved 2026, August 01, from https://thesaurus.plus/related/frank/rude
Frank & Rude. N.p., 2016. Web. 01 Aug. 2026. <https://thesaurus.plus/related/frank/rude>.
Rude or Frank. 2016. Accessed August 01, 2026. https://thesaurus.plus/related/frank/rude.
Google Ngram Viewer shows how "frank" and "rude" have occurred on timeline