Impinge upon
Smooth and impinge upon are semantically related. in touch topic. In some cases you can use "Smooth" instead a verb "Impinge upon", when it comes to topics like make physical contact.
Smooth
Smooth verb - To free from obstruction or difficulty.
Impinge upon and smooth are semantically related. Sometimes you can use "Impinge upon" instead a verb "Smooth".
Mutual synonyms
Cite this Source
Smooth and Impinge upon. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/related/impinge_upon/smooth
Impinge upon & Smooth. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/related/impinge_upon/smooth>.
Smooth or Impinge upon. 2016. Accessed August 13, 2026. https://thesaurus.plus/related/impinge_upon/smooth.
Google Ngram Viewer shows how "impinge upon" and "smooth" have occurred on timeline