Knock down
Knock down verb - To receive as return for effort.
Pop and knock down are semantically related. In some cases you can use "Pop" instead a verb "Knock down".
Pop
Pop verb - To break open or into pieces usually because of internal pressure.
Knock down and pop are semantically related. Sometimes you can use "Knock down" instead a verb "Pop".
Both terms in one sentence
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Hit the pop bumpers 20 times or knock down all of the top drop targets to eliminate a wrestler.
Source: Pinball / WWF Royal Rumble -
This is a three-ball multiball; hit the pop bumpers enough time to count down to zero, then knock down the drop targets light for a Super Jackpot.
Source: Pinball / Nascar -
While the crowds cheer and cuss, move the pinball up the playfield, knock down the dropdown targets to open an opportunity, then shoot the ball into the goal before they pop back up.
Source: Pinball / Flipper Football
Cite this Source
Pop and Knock down. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/knock_down/pop
Knock down & Pop. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/knock_down/pop>.
Pop or Knock down. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/knock_down/pop.
Google Ngram Viewer shows how "knock down" and "pop" have occurred on timeline