Where does “doorkijkbloes” come from?

doorkijkbloes (Dutch) comes from Dutch door, from Middle Dutch dōre, from Old Dutch thuro, from Proto-Germanic þurhw, from Proto-Indo-European tr̥h₂kʷe, from Proto-Indo-European terh₂- — to cross over, pass through, overcome.

Ancestry of “doorkijkbloes”, step by step

doorkijkbloes traces back through 3 separate lines of ancestry.

via Dutch door

StepLanguageWordMeaning
1Dutchdoorthrough; across, around; because of, due to
2Middle Dutchdōrethrough
3Old Dutchthurothrough
4Proto-Germanicþurhwthrough
5Proto-Indo-Europeantr̥h₂kʷe—
6Proto-Indo-Europeanterh₂-to cross over, pass through, overcome

via Dutch kijken

StepLanguageWordMeaning
1Dutchkijkento look
2Middle Dutchkīkento look, to direct the eyes
3Old Dutchkīkan—
4Proto-West Germanickīkanto look, to peep
5Proto-Germanickīkanąto look, peep

via Dutch bloes

StepLanguageWordMeaning
1DutchbloesA blouse; A women's blouse
2Frenchblouseuniform or coat with buttons down the front; any...
3Vietnameseblu trắng—
Every word from Proto-Indo-European terh₂- →Every word from Proto-Indo-European tr̥h₂kʷe →Every word from Proto-Germanic þurhw →