Contention
Contention noun - An idea or opinion that is put forth in a discussion or debate.
Er and contention are semantically related. In some cases you can use "Er" instead a noun "Contention".
Er
Er noun - A trivalent metallic element of the rare earth group; occurs with yttrium.
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Synonyms for Er
Mutual synonyms
Cite this Source
Er and Contention. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/contention/er
Contention & Er. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/contention/er>.
Er or Contention. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/contention/er.
Google Ngram Viewer shows how "contention" and "er" have occurred on timeline