Where does “kryptonyckel” come from?

kryptonyckel (Swedish) comes from Swedish nyckel, from Swedish -en, from Old Norse -inn, from Proto-Norse -īna-, from Proto-Germanic -īnaz, from Proto-Indo-European -iHnos, from Proto-Indo-European -no- — adjectival suffix.

kryptonyckel (Swedish): cryptographic key

Definitions

  1. cryptographic key

Ancestry of “kryptonyckel”, step by step

kryptonyckel traces back through two separate lines of ancestry.

via Swedish nyckel

StepLanguageWordMeaning
1Swedishnyckelkey
2Swedish-enSuffix for definite form singular of "common...
3Old Norse-innUsed to create adjectives from nouns, meaning...
4Proto-Norse-īna-—
5Proto-Germanic-īnaz-en
6Proto-Indo-European-iHnosCreates adjectives of materials
7Proto-Indo-European-no-adjectival suffix

via Swedish krypto

StepLanguageWordMeaning
1Swedishkryptocipher, method of converting plaintext into ciphertext
2Ancient Greekκρυπτόςconcealed, hidden, secret
3Ancient Greekκρύπτωto hide, cover; to conceal, obscure
4Proto-Indo-Europeankrāu-—
Every word from Proto-Indo-European -no- →Every word from Proto-Germanic -īnaz →Every word from Swedish -en →