Smooth
Smooth adjective - Having or showing very polished and worldly manners.
Unimpressible and smooth are semantically related In some cases you can use "Unimpressible" instead an adjective "Smooth".
Unimpressible
Smooth and unimpressible are semantically related in easygoing topic. Sometimes you can use "Smooth" instead an adjective "Unimpressible".
Mutual synonyms
Cite this Source
Unimpressible and Smooth. (2016). Retrieved 2026, August 02, from https://thesaurus.plus/related/smooth/unimpressible
Smooth & Unimpressible. N.p., 2016. Web. 02 Aug. 2026. <https://thesaurus.plus/related/smooth/unimpressible>.
Unimpressible or Smooth. 2016. Accessed August 02, 2026. https://thesaurus.plus/related/smooth/unimpressible.
Google Ngram Viewer shows how "smooth" and "unimpressible" have occurred on timeline