Concentrate and Fall behind

Concentrate

Concentrate verb - To increase the amount of (a substance in a mixture) by removing other substances.

Fall behind and concentrate are semantically related. In some cases you can use "Fall behind" instead a verb "Concentrate".

Fall behind

Fall behind verb - Hang (back) or fall (behind) in movement, progress, development, etc..

Concentrate and fall behind are semantically related. Sometimes you can use "Concentrate" instead a verb "Fall behind".
Cite this Source
Fall behind and Concentrate. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/related/concentrate/fall_behind
Concentrate & Fall behind. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/related/concentrate/fall_behind>.
Fall behind or Concentrate. 2016. Accessed August 13, 2026. https://thesaurus.plus/related/concentrate/fall_behind.
Google Ngram Viewer shows how "concentrate" and "fall behind" have occurred on timeline