Keys
Master keys and keys are semantically related. In some cases you can use "Master keys" instead a noun "Keys".
Master keys
Keys and master keys are semantically related. You can use "Keys" instead a noun phrase "Master keys".
Mutual synonyms
Cite this Source
Master keys and Keys. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/keys/master_keys
Keys & Master keys. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/keys/master_keys>.
Master keys or Keys. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/keys/master_keys.
Google Ngram Viewer shows how "keys" and "master keys" have occurred on timeline