Cover
Cover noun - A piece placed over an open container to hold in, protect, or conceal its contents.
Watertightness and cover are semantically related. In some cases you can use "Watertightness" instead a noun "Cover".
Watertightness
Cover and watertightness are semantically related. Sometimes you can use "Cover" instead a noun "Watertightness".
Mutual synonyms
Cite this Source
Watertightness and Cover. (2016). Retrieved 2026, August 02, from https://thesaurus.plus/related/cover/watertightness
Cover & Watertightness. N.p., 2016. Web. 02 Aug. 2026. <https://thesaurus.plus/related/cover/watertightness>.
Watertightness or Cover. 2016. Accessed August 02, 2026. https://thesaurus.plus/related/cover/watertightness.
Google Ngram Viewer shows how "cover" and "watertightness" have occurred on timeline