Concentrate
Concentrate verb - To increase the amount of (a substance in a mixture) by removing other substances.
Rack up and concentrate are semantically related. In some cases you can use "Rack up" instead a verb "Concentrate".
Rack up
Rack up verb - To gain (as points or runs in a game) as credit towards one's total number of points.
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Synonyms for Rack up
Concentrate and rack up are semantically related. Sometimes you can use "Concentrate" instead a verb "Rack up".
Mutual synonyms
Related pairs
Both terms in one sentence
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Concentrate on shooting down entire squadrons (whose appearance is signaled by a siren sound) to rack up bonus points.
Source: Video Game / Time Pilot
Cite this Source
Rack up and Concentrate. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/concentrate/rack_up
Concentrate & Rack up. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/concentrate/rack_up>.
Rack up or Concentrate. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/concentrate/rack_up.
Google Ngram Viewer shows how "concentrate" and "rack up" have occurred on timeline