Keep intact
Prolong and keep intact are semantically related. In some cases you can use "Prolong" instead a verb phrase "Keep intact".
Prolong
Prolong verb - To make longer.
Keep intact and prolong are semantically related. You can use "Keep intact" instead a verb "Prolong".
Nearby Words: prolongation, prolonging
Cite this Source
Prolong and Keep intact. (2017). Retrieved 2026, August 16, from https://thesaurus.plus/related/keep_intact/prolong
Keep intact & Prolong. N.p., 2017. Web. 16 Aug. 2026. <https://thesaurus.plus/related/keep_intact/prolong>.
Prolong or Keep intact. 2017. Accessed August 16, 2026. https://thesaurus.plus/related/keep_intact/prolong.
Google Ngram Viewer shows how "keep intact" and "prolong" have occurred on timeline