Sicknesses
Sick and sicknesses are semantically related. In some cases you can use "Sick" instead a noun "Sicknesses".
Sick
Sick noun - People who are sick.
Sicknesses and sick are semantically related. Sometimes you can replace term "Sicknesses" with "Sick", this nouns are similar.
Mutual synonyms
Cite this Source
Sick and Sicknesses. (2016). Retrieved 2026, August 07, from https://thesaurus.plus/related/sicknesses/sick
Sicknesses & Sick. N.p., 2016. Web. 07 Aug. 2026. <https://thesaurus.plus/related/sicknesses/sick>.
Sick or Sicknesses. 2016. Accessed August 07, 2026. https://thesaurus.plus/related/sicknesses/sick.
Google Ngram Viewer shows how "sicknesses" and "sick" have occurred on timeline