Where does “ohmygosh” come from?

ohmygosh (English) comes from English gosh, from English God, from Middle English god, from Old English gōd, from Proto-West Germanic gōd, from Proto-Germanic gudą, from Proto-Germanic gastiz, from Proto-Indo-European gʰóstis — Derives abstract/action nouns from verb roots.

ohmygosh (English): Eye dialect spelling of oh my gosh

Definitions

  1. Eye dialect spelling of oh my gosh

Ancestry of “ohmygosh”, step by step

ohmygosh traces back through 3 separate lines of ancestry.

via English gosh

StepLanguageWordMeaning
1EnglishgoshA mild expression of surprise or enthusiasm as to...
2EnglishGodA being such as a monotheistic God: a single...
3Middle EnglishgodA god or deity; a divine individual; A person...
4Old Englishgōda good thing, advantage, benefit, gift; good,...
5Proto-West Germanicgōdgood
6Proto-Germanicgudąinvoked one; god, deity
7Proto-Germanicgastizstranger, guest
8Proto-Indo-Europeangʰóstisstranger, host
9Proto-Indo-European-tisDerives abstract/action nouns from verb roots

via English OH

StepLanguageWordMeaning
1EnglishOHInitialism of other half: a husband, wife,...
2Middle EnglishO
3Old Englishoever, always
4LatinoThe name of the letter "O"; o!; oh!
5Etruscan𐌏
6Ancient GreekοLower-case omicron (ὂ μικρόν), the 15th letter of the ancient Greek alphabet. It represented the close-mid back rounded vowel. It is preceded by ξ and followed by π
7Phoenician𐤏ayin; ʿayin
8Egyptian𓁹

via English My

StepLanguageWordMeaning
1EnglishMymegayear; Alternative letter-case form of my...
2Middle EnglishmiFirst-person singular genitive determiner: my
3Middle EnglishminFirst-person singular genitive determiner: my;...
4Old Englishmīnmy, mine
5Proto-Germanic*mīn
6Proto-Germanicmīnazmy, mine; 1st person singular possessive
7Proto-Indo-Europeanméynosmy; mine
8Proto-Indo-Europeanmeito fix, to build fortifications or fences
Every word from Proto-Indo-European -tisEvery word from Proto-Indo-European gʰóstisEvery word from Proto-Germanic gastiz