Lengthen and To prolong

Lengthen

Lengthen verb - To make longer.

To prolong and lengthen are semantically related. In some cases you can replace phrase "To prolong" with "Lengthen", this terms are similar.

Nearby Words: length, lengthy, lengthening

To prolong

Definitions of Lengthen not found.

Lengthen and to prolong are semantically related. Sometimes you can use "Lengthen" instead a verb phrase "To prolong".
Cite this Source
To prolong and Lengthen. (2016). Retrieved 2026, August 10, from https://thesaurus.plus/related/lengthen/to_prolong
Lengthen & To prolong. N.p., 2016. Web. 10 Aug. 2026. <https://thesaurus.plus/related/lengthen/to_prolong>.
To prolong or Lengthen. 2016. Accessed August 10, 2026. https://thesaurus.plus/related/lengthen/to_prolong.
Google Ngram Viewer shows how "lengthen" and "to prolong" have occurred on timeline