Sum
Sum noun - A complete amount of something.
Subject matter and sum are semantically related. In some cases you can use "Subject matter" instead a noun "Sum".
Subject matter
Subject matter noun - What a communication that is about something is about.
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Synonyms for Subject matter
Sum and subject matter are semantically related. Sometimes you can use "Sum" instead a noun phrase "Subject matter".
Cite this Source
Subject matter and Sum. (2016). Retrieved 2026, August 10, from https://thesaurus.plus/related/sum/subject_matter
Sum & Subject matter. N.p., 2016. Web. 10 Aug. 2026. <https://thesaurus.plus/related/sum/subject_matter>.
Subject matter or Sum. 2016. Accessed August 10, 2026. https://thesaurus.plus/related/sum/subject_matter.
Google Ngram Viewer shows how "sum" and "subject matter" have occurred on timeline