Knock
Knock verb - To come into usually forceful contact with something.
Make concave and knock are semantically related. In some cases you can use "Make concave" instead a verb "Knock".
Make concave
Knock and make concave are semantically related. Sometimes you can use "Knock" instead a verb phrase "Make concave".
Cite this Source
Make concave and Knock. (2016). Retrieved 2026, August 03, from https://thesaurus.plus/related/knock/make_concave
Knock & Make concave. N.p., 2016. Web. 03 Aug. 2026. <https://thesaurus.plus/related/knock/make_concave>.
Make concave or Knock. 2016. Accessed August 03, 2026. https://thesaurus.plus/related/knock/make_concave.
Google Ngram Viewer shows how "knock" and "make concave" have occurred on timeline