Adjektive
secret [ more secret ; most secret ]
confidential [ more confidential ; most confidential ]
clandestine [ more clandestine ; most clandestine ]
umbilical [ more umbilical ; most umbilical ] , {ant.}
سري {تشريح}
undercover [ more undercover ; most undercover ]
underground [ more underground ; most underground ]
private [ more private ; most private]
cryptic [ more cryptic ; most cryptic ]
mysterious [ more mysterious ; most mysterious ]
mystical [ more mystical ; most mystical ]
crypto [ more crypto ; most crypto ]
arcane [ more arcane ; most arcane ]
occult [ more occult ; most occult]
...