Obligatory
Obligatory adjective - Forcing one's compliance or participation by or as if by law.
Slave and obligatory are semantically related. In some cases you can use "Slave" instead an adjective "Obligatory".
Slave
Slave noun - A person who is considered the property of another person.
Obligatory and slave are semantically related. Sometimes you can use "Obligatory" instead an adjective "Slave".
Mutual synonyms
Both words in one sentence
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Cardassians as generic colonial powers works just as well as the obligatory Nazi comparison, since Bajor is always called a colony and is run along those lines: occupy and obtain resources (with local slave labor), rather than being a matter of living space or an ideology.
Source: Franchise / Star Trek
Cite this Source
Slave and Obligatory. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/obligatory/slave
Obligatory & Slave. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/obligatory/slave>.
Slave or Obligatory. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/obligatory/slave.
Google Ngram Viewer shows how "obligatory" and "slave" have occurred on timeline