Fastnesses
Keeps and fastnesses are semantically related. In some cases you can use "Keeps" instead a noun "Fastnesses".
Keeps
Fastnesses and keeps are semantically related. Sometimes you can use "Fastnesses" instead a noun "Keeps".
Mutual synonyms
Cite this Source
Keeps and Fastnesses. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/fastnesses/keeps
Fastnesses & Keeps. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/fastnesses/keeps>.
Keeps or Fastnesses. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/fastnesses/keeps.
Google Ngram Viewer shows how "fastnesses" and "keeps" have occurred on timeline