Where does “goshdangit” come from?

goshdangit (English) comes from English dang, from English damn, from Middle English dampnen, from Old French dampner, from Latin damnō, from Latin damnum, from Proto-Italic dapnom, from Proto-Indo-European dh₂pnóm — to share, divide.

Ancestry of “goshdangit”, step by step

goshdangit traces back through 3 separate lines of ancestry.

via English dang

StepLanguageWordMeaning
1EnglishdangDamn; A damn, a negligible quantity, minimal...
2EnglishdamnTo condemn to hell; To condemn; to declare...
3Middle Englishdampnento damn
4Old Frenchdampnerto damn
5Latindamnōto discredit, find fault, disapprove, reject
6Latindamnumdamage or injury; loss; a fine
7Proto-Italicdapnom
8Proto-Indo-Europeandh₂pnómexpense, investment
9Proto-Indo-Europeandeh₂p-to sacrifice; to lose
10Proto-Indo-Europeandeh₂-to share, divide

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 IT

StepLanguageWordMeaning
1EnglishITInitialism of information technology; Initialism...
2Middle EnglishitAlternative form of hit
3Old Englishhitit
4Proto-Germanichitnominative/accusative singular neuter of *hiz
5Proto-Indo-Europeanḱe-demonstrative particle; here; this, here
Every word from Proto-Indo-European deh₂-Every word from Proto-Indo-European deh₂p-Every word from Proto-Indo-European dh₂pnóm