Where does “tuinboon” come from?

tuinboon (Dutch) comes from Dutch tuin, from Middle Dutch tuun, from Old Dutch tūn, from Proto-West Germanic tūn, from Proto-Germanic tūną, from Gaulish dunum, from Proto-Celtic dūnom, from Proto-Indo-European dʰewh₂- — smoke; mist, haze.

tuinboon (Dutch): broad bean, "Vicia faba"

Definitions

  1. broad bean, "Vicia faba"

Ancestry of “tuinboon”, step by step

tuinboon traces back through two separate lines of ancestry.

via Dutch tuin

StepLanguageWordMeaning
1Dutchtuingarden, yard; enclosure, fence or hedge
2Middle Dutchtuun—
3Old Dutchtūnfence
4Proto-West Germanictūnfence
5Proto-Germanictūnąfence; enclosure
6Gaulishdunumfort; hill, hillfort
7Proto-Celticdūnomstronghold, rampart
8Proto-Indo-Europeandʰewh₂-smoke; mist, haze

via Dutch boon

StepLanguageWordMeaning
1Dutchboonbean
2Middle Dutchbônebean
3Old Dutchbōnabean
4Proto-West Germanicbaunubean
5Proto-Germanicbaunōbean
6Proto-Indo-Europeanbʰabʰ-bean
Every word from Proto-Indo-European dʰewh₂- →Every word from Proto-Celtic dūnom →Every word from Gaulish dunum →