Etymology

Blackadder

Black·ad·der
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Today it means: Preceded by the: A river in the Scottish Borders council area, Scotland, a tributary of Whiteadder Water; in full, Blackadder Water. Full definition →

Irish fad ← Proto-Indo-European *wasdʰos ← Old English ǣdre
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The story

  1. Proto-Indo-European · derived from*hₐet-“to go”
  2. Proto-Brythonic · derived from*ador
  3. Proto-Indo-European · derived from*h₁éh₁t-r̥ ~ *h₁h₁t-éns“lung; internal organ”
  4. Proto-Germanic · derived from*ēþrǭ“rivulet; (anatomy) vein”
  5. Old English · derived fromǣdre“channel for liquids; river; (anatomy) artery or vein; sinew”
  6. Proto-Indo-European · derived from*dʰewbʰ-“deep”
  7. Proto-Indo-European · derived from*wasdʰos“long; wide”
  8. Irish · derived fromfad“length”
  9. English todayBlackadder

PIE word *wasdʰos From black + a second element, possibly derived from one of the following: * From Irish fad (“length”), fada (“long”, adjective) (ultimately from Proto-Indo-European *wasdʰos (“long; wide”)) + dobhar (“moisture; sea; water”) (ultimately from Proto-Indo-European *dʰewbʰ- (“deep”)), referring to a long river. * From Old English ǣdre (“channel for liquids; river; (anatomy) artery or vein; sinew”), from Proto-Germanic *ēþrǭ (“rivulet; (anatomy) vein”), possibly from Proto-Indo-European *h₁éh₁t-r̥ ~ *h₁h₁t-éns (“lung; internal organ”), from *h₁eh₁t- (“breath; to breathe”) + *-r̥ (suffix forming nouns). However, this etymology has been doubted as it has been suggested that the long initial vowel in Old English would have been preserved in English and Scots. * From Proto-Brythonic *ador or *edir (“(possibly) name of a river”), possibly ultimately from Proto-Indo-European *hₐet- (“to go”) + *-r̥. The surname is from the river and the adjacent Blackadder House.

Words from the same roots

Proto-Indo-European*dʰewbʰ- all →

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Etymology from Wiktionary, CC BY-SA 4.0.