Defenceless against
Open and defenceless against are semantically related In some cases you can replace term "Open" with "Defenceless against", this terms are similar.
Open
Open adjective - Allowing passage without obstruction.
Defenceless against and open are semantically related in susceptible topic. Sometimes you can use "Defenceless against" instead an adjective "Open".
Mutual synonyms
Cite this Source
Open and Defenceless against. (2016). Retrieved 2026, August 01, from https://thesaurus.plus/related/defenceless_against/open
Defenceless against & Open. N.p., 2016. Web. 01 Aug. 2026. <https://thesaurus.plus/related/defenceless_against/open>.
Open or Defenceless against. 2016. Accessed August 01, 2026. https://thesaurus.plus/related/defenceless_against/open.
Google Ngram Viewer shows how "defenceless against" and "open" have occurred on timeline