Border
Border noun - The line or relatively narrow space that marks the outer limit of something.
Iron curtain and border are semantically related. In some cases you can replace phrase "Iron curtain" with "Border", this terms are similar.
Iron curtain
Iron curtain noun - An impenetrable barrier to communication or information especially as imposed by rigid censorship and secrecy; used by Winston Churchill in 1946 to describe the demarcation between democratic and communist countries.
Border and iron curtain are semantically related. Sometimes you can use "Border" instead a noun phrase "Iron curtain".
Mutual synonyms
Both terms in one sentence
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The Berlin Wall became just a part of what came to be called the "inner German border", which was a wall that separated the entire nation of East Germany from West Germany and was part of the Iron Curtain.
Source: Useful Notes / Berlin Wall
Cite this Source
Iron curtain and Border. (2016). Retrieved 2026, July 31, from https://thesaurus.plus/related/border/iron_curtain
Border & Iron curtain. N.p., 2016. Web. 31 Jul. 2026. <https://thesaurus.plus/related/border/iron_curtain>.
Iron curtain or Border. 2016. Accessed July 31, 2026. https://thesaurus.plus/related/border/iron_curtain.
Google Ngram Viewer shows how "border" and "iron curtain" have occurred on timeline