verb, formal - to state or argue something strongly, especially in a formal context or in disagreement
verb - to change information or data into a secret code, so that only authorized people can read it
noun - the process of converting information or data into a code to prevent unauthorized access
adjective, formal - very attractive or charming in a mysterious or seductive way
adjective, British English, informal - not straight, level, or properly balanced; shaky or unstable