crypt

noun 0.784

cryptonym

noun 0.728

cryptate

noun 0.681

crypto

noun 0.658

cryptanalyst

noun 0.625

cipher

noun 0.625

cryptosystem

noun 0.593

cryptology

noun 0.589

cryptologist

noun 0.585

cryptic

noun 0.579

cryptographer

noun 0.577

cryptography

noun 0.567

cryptogram

noun 0.563

cryptocrystalline

noun 0.561

cryptocurrency

noun 0.561

cryptanalysis

noun 0.552

encryption

noun 0.550

ciphertext

noun 0.545

cred

noun 0.544

decrypt

noun 0.543

cryptomnesia

noun 0.542

ciphering

noun 0.534

cryptid

noun 0.528

cyan

noun 0.526

croft

noun 0.524

cavitand

noun 0.522

codebreaking

noun 0.518

crut

noun 0.518

codeword

noun 0.517

cert

noun 0.512

crate

noun 0.510

decryption

noun 0.510

block cipher

noun 0.504

cryptoporticus

noun 0.503