Old
Old adjective - Being of advanced years and especially past middle age.
Unknown
Unknown adjective - Not known or experienced before.
Usage example: becoming a father brought unknown joy to his life
Nearby Words: unknowable, unknowing
Both words in one sentence
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Since all of them appear very old, it's unknown if this method allows some aging or whether they were already old when they drank it.
Source: Immortality Inducer -
Six Reasons Why takes the tropes of the old west and places them in an unknown time with modern technology.
Source: New Old West - It is unknown if she goes back to using this after the events of Tsukihime because it is unknown if she reverts back to her old colder personality.
Source: Useful Notes / Japanese Pronouns
Cite this Source
Unknown and Old. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/related/old/unknown
Old & Unknown. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/related/old/unknown>.
Unknown or Old. 2016. Accessed August 13, 2026. https://thesaurus.plus/related/old/unknown.
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