Where does “bladderwrack” come from?

bladderwrack (English) comes from English bladder, from Middle English bladdre, from Old English blæddre, from Proto-West Germanic blādrā, from Proto-Germanic blēdrǭ, from Proto-Indo-European bʰleh₁dʰreh₂(n).

bladderwrack (English): "Fucus vesiculosus", a seaweed in which iodine...

Definitions

  1. "Fucus vesiculosus", a seaweed in which iodine...

Ancestry of “bladderwrack”, step by step

bladderwrack traces back through two separate lines of ancestry.

via English bladder

StepLanguageWordMeaning
1EnglishbladderA flexible sac that can expand and contract and...
2Middle EnglishbladdreThe bladder; Any other bladder or sac; often used...
3Old Englishblæddre—
4Proto-West Germanicblādrābladder
5Proto-Germanicblēdrǭbladder
6Proto-Indo-Europeanbʰleh₁dʰreh₂(n)—

via English wrack

StepLanguageWordMeaning
1EnglishwrackVengeance; revenge; persecution; punishment;...
2Middle Englishwrakevengeance, persecution, injury
3Old Englishwracurevenge; persecution; misery, affliction
4Proto-Germanicwrakō—
Every word from Proto-Indo-European bʰleh₁dʰreh₂(n) →
bladderwrack — Etymology, Origin & Word History | Etymology Explorer