Undercover letter Synonyms
Undercover replaced
Definitions for Undercover
- (adjective) undertaken or done so as to escape being observed or known by others
- (adjective) working on missions in which one's objectives, activities, or true identity are not publicly revealed
- (noun) a person who tries secretly to obtain information for one country in the territory of another usually unfriendly country
Synonyms for phrase
- secret message
- hidden character
- hidden message
- private message
- covert message
- secret note
- secret sign
- underground character
- underground note
- secret word
- secret symbol
- clandestine communication
- secret communication
- secret type
- covert communication
- underground type
- secret mark
- secret line
- confidential message
- covert post
UL abbreviation
UL is an abbreviation for Undercover LetterWhat does UL stand for?
UL stands for "Undercover Letter"