secret writing
Noun
Meaning
act of writing in code or cipher
a piece of writing in code or cipher
Source: WordNetSynonyms
cipher
password
cryptography
euphemism
steganography
watchword
cryptology
cryptograph
cryptogram
coding
logography
Antonyms
Hypernyms
Hyponyms
Examples
Few persons can be made to believe that it is not quite an easy thing to invent a method of secret writing which shall baffle investigation. Yet it may be roundly asserted that human ingenuity cannot concoct a cipher which human ingenuity cannot resolve.