Expand
Expand verb - To make greater in size, amount, or number.
Usage example: we had to expand the list of wedding guests several times in order to accommodate all the relatives Mother wouldn't dream of excluding
Prolong is a synonym for expand in extend topic. In some cases you can use "Prolong" instead a verb "Expand".
Prolong
Prolong verb - To make longer.
Usage example: would like to prolong our vacation by any means possible
Expand is a synonym for prolong in extend topic. Sometimes you can use "Expand" instead a verb "Prolong".
Nearby Words: prolongation, prolonging
Mutual synonyms
Common collocations
Cite this Source
Prolong and Expand. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/expand/prolong
Expand & Prolong. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/expand/prolong>.
Prolong or Expand. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/expand/prolong.
Google Ngram Viewer shows how "expand" and "prolong" have occurred on timeline