Where does “Jooish” come from?

Jooish (English) comes from English ish, from English -ish, from Middle English -ish, from Old English -isċ, from Proto-West Germanic -isk, from Proto-Germanic -iskaz, from Proto-Indo-European -iskos — Characteristic of, typical of, pertaining to.

Ancestry of “Jooish”, step by step

Jooish traces back through two separate lines of ancestry.

via English ish

StepLanguageWordMeaning
1EnglishishPronunciation spelling of is; somewhat,...
2English-ishTypical of, similar to, being like; Somewhat,...
3Middle English-ishAlternative form of -yssh
4Old English-isċ-ish
5Proto-West Germanic-iskCreates adjectives from nouns
6Proto-Germanic-iskazForms adjectives from nouns with the sense of...
7Proto-Indo-European-iskosCharacteristic of, typical of, pertaining to

via Finnish joo

StepLanguageWordMeaning
1Finnishjooyeah, yes; yeah!
2Middle Chinese
3Korean천주the Lord of Heaven; God
4Chinese天主Lord of Heaven; God
5Chineseheavenly emperor; heavenly God
Every word from Proto-Indo-European -iskosEvery word from English -ishEvery word from Proto-Germanic -iskaz