Out of the blue
Out of the blue adjective - Not anticipated.
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Synonyms for Out of the blue
Surprise and out of the blue are semantically related. In some cases you can use "Surprise" instead an adjective phrase "Out of the blue".
Surprise
Surprise noun - Something that makes a strong impression because it is so unexpected.
Out of the blue and surprise are semantically related. Sometimes you can use "Out of the blue" instead an adjective "Surprise".
Mutual synonyms
Both terms in one sentence
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While Edwards' membership doesn't surprise anyone, Leonard's comes out of the blue.
Source: Anime / Robotech -
So for those of them that did, imagine their surprise when LucasArts announced out of the blue a few months later that hey, the exclusive level can be downloaded by anyone now!
Source: Updated Re-release - One character - well-meaning, but falling prey to the dark side - disagrees, retrieves the craft and vaporizes out of the blue the entire Carida system, one of the Empire's remaining strongholds. Surprise!
Source: Superweapon Surprise
Cite this Source
Surprise and Out of the blue. (2016). Retrieved 2026, August 02, from https://thesaurus.plus/related/out_of_the_blue/surprise
Out of the blue & Surprise. N.p., 2016. Web. 02 Aug. 2026. <https://thesaurus.plus/related/out_of_the_blue/surprise>.
Surprise or Out of the blue. 2016. Accessed August 02, 2026. https://thesaurus.plus/related/out_of_the_blue/surprise.
