Lengthen
Redouble
Redouble verb - To make markedly greater in measure or degree.
Usage example: rescuers redoubled their efforts to reach the people buried in the rubble after unexpectedly hearing someone call for help
Lengthen and redouble are semantically related. Sometimes you can use "Lengthen" instead a verb "Redouble".
Nearby Word: redoubling
Mutual synonyms
Cite this Source
Redouble and Lengthen. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/related/lengthen/redouble
Lengthen & Redouble. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/related/lengthen/redouble>.
Redouble or Lengthen. 2016. Accessed August 13, 2026. https://thesaurus.plus/related/lengthen/redouble.
Google Ngram Viewer shows how "lengthen" and "redouble" have occurred on timeline