Appointment
Appointment noun - The state or fact of being chosen for a position or duty.
Extra and appointment are semantically related. In some cases you can use "Extra" instead a noun "Appointment".
Extra
Extra noun - An interchangeable part or piece of equipment that is kept on hand for replacement of an original.
Appointment and extra are semantically related. Sometimes you can use "Appointment" instead a noun "Extra".
Mutual synonyms
How words are described
Both words in one sentence
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Turns out the latter was necessary because she's the extra person and has to be in the class, even if Fake Memories result in a backstory that would make the homeroom teacher appointment seem unwise.
Source: Literature / Another -
And then we see the wedding dress, and we begin to have an idea what Amy's appointment might be.Meanwhile in the TARDIS: First EpisodeA DVD-only extra scene.
Cite this Source
Extra and Appointment. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/appointment/extra
Appointment & Extra. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/appointment/extra>.
Extra or Appointment. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/appointment/extra.
Google Ngram Viewer shows how "appointment" and "extra" have occurred on timeline