Knock against
Knock against verb - Collide violently with an obstacle.
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Synonyms for Knock against
Slam and knock against are semantically related. In some cases you can use "Slam" instead a verb "Knock against".
Slam
Slam verb - To shove into a closed position with force and noise.
Mutual synonyms
Cite this Source
Slam and Knock against. (2016). Retrieved 2026, August 03, from https://thesaurus.plus/related/knock_against/slam
Knock against & Slam. N.p., 2016. Web. 03 Aug. 2026. <https://thesaurus.plus/related/knock_against/slam>.
Slam or Knock against. 2016. Accessed August 03, 2026. https://thesaurus.plus/related/knock_against/slam.
Google Ngram Viewer shows how "knock against" and "slam" have occurred on timeline