Second and Unsoundness

Second

Second noun - A very small space of time.

Unsoundness and second are semantically related. In some cases you can use "Unsoundness" instead a noun "Second".

Unsoundness

Unsoundness noun - The condition of not being in good health.

Second and unsoundness are semantically related. Sometimes you can use "Second" instead a noun "Unsoundness".
Cite this Source
Unsoundness and Second. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/second/unsoundness
Second & Unsoundness. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/second/unsoundness>.
Unsoundness or Second. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/second/unsoundness.
Google Ngram Viewer shows how "second" and "unsoundness" have occurred on timeline