Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun secret_writing

2 senses of secret writing

Sense 1
cryptogram, cryptograph, secret writing -- (a piece of writing in code or cipher)
       => writing, written material, piece of writing -- (the work of a writer; anything expressed in letters of the alphabet (especially when considered from the point of view of style and effect); "the writing in her novels is excellent"; "that editorial was a fine piece of writing")

Sense 2
cryptography, coding, secret writing, steganography -- (act of writing in code or cipher)
       => writing, committal to writing -- (the activity of putting something in written form; "she did the thinking while he did the writing")