Where does “crypto-satanism” come from?

crypto-satanism (English) comes from English Satanism, from English Satan, from Middle English Sathan, from Old English Satan, from Latin Satān, from Ancient Greek Σατάν, from Hebrew שָׂטָן — adversary, accuser; Satan, adversary.

crypto-satanism (English): Hidden satanism; satanic views not expressed publicly

Definitions

  1. Hidden satanism; satanic views not expressed publicly

Ancestry of “crypto-satanism”, step by step

crypto-satanism traces back through two separate lines of ancestry.

via English Satanism

StepLanguageWordMeaning
1EnglishSatanismWorship of Satan; A profession, philosophy, or...
2EnglishSatanThe supreme evil spirit in the Abrahamic religions, who tempts humanity into sin; the Devil; the same figure, regarded as a deity to be revered and worshipped
3Middle EnglishSathanSatan, the Devil
4Old EnglishSatanSatan, the Devil
5LatinSatānSatan, the Devil
6Ancient GreekΣατάνSatan
7Hebrewשָׂטָןadversary, accuser; Satan, adversary

via English crypto

StepLanguageWordMeaning
1EnglishcryptoA secret supporter or follower; Cryptography;...
Every word from Hebrew שָׂטָן
crypto-satanism — Etymology, Origin & Word History | Etymology Explorer