| Kryptozoikum | Cryptozoic |
| Kryptoportikus | cryptoporticus |
| Känozoikum | Cenozoic Cenozoic Era |
| Kryptologe | cryptologist |
| Kryptologie | cryptology |
| Kryptonit | Kryptonite |
| Kryptonym | cryptonym |
| Skriptorium | scriptorium |
| Proterozoikum | Proterozoic |
| Mesozoikum | Mesozoic |
| Paläozoikum | Paleozoic Palaeozoic palaeozoic era paleozoic era |
| Kryptide | cryptid |
| Kryptogame | cryptogam |
| Kryptojude | crypto-Jew |
| Kryptojudentum | crypto-Judaism |
| Kryptojüdin | crypto-Jew |
| Kryptokratie | cryptocracy |
| Kryptowährung | cryptocurrency |
| Kryptografie | cryptography |
| Kryptomnesie | cryptomnesia |