There are several possible synonyms for the word "de-coders," depending on the specific context and connotations desired. Some possible options include "decipherers," "translators," "interpreters," "cryptanalysts," "codebreakers," "sleuths," "analysts," "detectives," "spotters," and "investigators." Each of these synonyms emphasizes different aspects of the process of decoding or decrypting information, from identifying patterns and clues to interpreting meaning and context. Ultimately, the choice of synonym will depend on the precise meaning and tone required for a given piece of writing or conversation.