Not subject
Open and not subject are semantically related. In some cases you can use "Open" instead an adjective phrase "Not subject".
Open
Open adjective - Allowing passage without obstruction.
Not subject and open are semantically related. Sometimes you can use "Not subject" instead an adjective "Open".
Mutual synonyms
Cite this Source
Open and Not subject. (2016). Retrieved 2026, August 02, from https://thesaurus.plus/related/not_subject/open
Not subject & Open. N.p., 2016. Web. 02 Aug. 2026. <https://thesaurus.plus/related/not_subject/open>.
Open or Not subject. 2016. Accessed August 02, 2026. https://thesaurus.plus/related/not_subject/open.
Google Ngram Viewer shows how "not subject" and "open" have occurred on timeline