Crack
Crack verb - To change (as a secret message) from code into ordinary language.
Usage example: the United States military used the Navajo language as a code during World War II, and the enemy never cracked it
Decipher is a synonym for crack in solve topic. In some cases you can use "Decipher" instead a verb "Crack", when it comes to topics like knowledge, answer.
Decipher
Decipher verb - To change (as a secret message) from code into ordinary language.
Usage example: we deciphered the hidden message to find out when we were supposed to meet
Crack is a synonym for decipher in knowledge topic. You can use "Crack" instead the word "Decipher" as a verb or a noun, if it concerns topics such as decode, figure out. informal substitute
Mutual synonyms
Common collocations
Both words in one sentence
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This is also Thugnificent's solution when he can't decipher the lyrics of a song on how to make crack.
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Foreign-language versions included Concéntrese in Colombia and Gewußt-Wo
in Germany.For the Death Note Crack Fic, see here.Game Show Tropes in use: Audience Game: In the 1970s version, a special "Double Play" game was played, with audience members asked to decipher rebuses for a $50 prize.
Source: Series / Concentration
Cite this Source
Decipher and Crack. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/crack/decipher
Crack & Decipher. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/crack/decipher>.
Decipher or Crack. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/crack/decipher.
Google Ngram Viewer shows how "crack" and "decipher" have occurred on timeline