Knocking
Knocking noun - The sound of knocking (as on a door or in an engine or bearing).
Slam and knocking are semantically related. in criticize harshly topic. In some cases you can use "Slam" instead a verb "Knocking".
Slam
Slam verb - To shove into a closed position with force and noise.
Mutual synonyms
Both words in one sentence
- A female mook charges in with a hand blaster, only for a door to slam down knocking the blaster out of her hand so Lois can use it, and trapping the mook on the opposite side.
Source: Slow Doors -
I.e: he's seen performing an excellent slam dunk, but then gets scolded by the referee for knocking two opponents down while at it.
Source: Unskilled, but Strong - Later, when Sarge gets the door off his back and raises it into position, a pair of bolter rounds slam into it, pitching him head-first into the wall and knocking him unconscious.
Source: Fanfic / All Guardsmen Party
Cite this Source
Slam and Knocking. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/knocking/slam
Knocking & Slam. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/knocking/slam>.
Slam or Knocking. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/knocking/slam.
Google Ngram Viewer shows how "knocking" and "slam" have occurred on timeline