cryptand

noun 0.728

crypt

noun 0.709

crypto

noun 0.657

cipher

noun 0.639

cryptologist

noun 0.631

cryptology

noun 0.631

cryptosystem

noun 0.630

cryptogram

noun 0.628

cryptomnesia

noun 0.626

cryptic

noun 0.617

cryptanalyst

noun 0.609

cryptography

noun 0.604

cryptographer

noun 0.603

cryptate

noun 0.599

codeword

noun 0.596

code name

noun 0.594

cryptid

noun 0.584

cryptocurrency

noun 0.583

ciphertext

noun 0.574

synonymity

noun 0.569

cryptomonad

noun 0.567

pseudonym

noun 0.567

cryptanalysis

noun 0.565

encryption

noun 0.562

exonym

noun 0.548

anonym

noun 0.547

cryptocrystalline

noun 0.544

ciphering

noun 0.543

synonym

noun 0.533

ethnonym

noun 0.533

codebreaking

noun 0.531

moniker

noun 0.524

cryptosporidium

noun 0.517

cryptococcus

noun 0.514

cypris

noun 0.509

block cipher

noun 0.505

decryption

noun 0.505

heteronym

noun 0.505

metonymic

noun 0.505

covertness

noun 0.501