Prolongation
Prolongation noun - The act of making longer.
Sill and prolongation are semantically related In some cases you can use "Sill" instead a noun "Prolongation".
Sill
Sill noun - Structural member consisting of a continuous horizontal timber forming the lowest member of a framework or supporting structure.
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Synonyms for Sill
Prolongation and sill are semantically related in bulge topic. Sometimes you can use "Prolongation" instead a noun "Sill".
Nearby Words: siller, Silling
Cite this Source
Sill and Prolongation. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/prolongation/sill
Prolongation & Sill. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/prolongation/sill>.
Sill or Prolongation. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/prolongation/sill.
Google Ngram Viewer shows how "prolongation" and "sill" have occurred on timeline