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Old English blæd
Old English mægþblæd (link)
Old English blǣdre (cognate)
Old English blǣst (mention)
Old English blēd (mention)
Old English blǣdnes (link)
Danish blad (cognate)
German Blatt (cognate)
English bladder (link)
English blast (link)
English blow (link)
Middle English blade (link)
West Frisian bled (cognate)
Proto-Germanic *bladą (inherited)
Proto-Germanic *blēdaz (inherited)
Proto-Germanic *blēdō (mention)
Proto-Germanic *blēdaz (derived)
Proto-West Germanic *blad (inherited)
Old High German blat (cognate)
Old High German blāt (cognate)
Proto-Indo-European *bʰlh̥₃oto (inherited)
Proto-Indo-European *bʰleh₃- (mention)
Proto-Indo-European *bhlēdh- (inherited)
Proto-Indo-European *bhlō(w)- (mention)
Proto-Indo-European *bhol- (mention)
Proto-Indo-European *bhlē- (derived)
Proto-Indo-European *bhAl- (mention)
Icelandic blað (cognate)
Dutch blad (cognate)
Old Norse blað (cognate)
Old Frisian bled (cognate)
Old Saxon blad (cognate)
Scots blaud (link)
Scots blaid (link)

English blade (inherited)
Old English mægþblæd (compound)
Greek φάλαινα (mention)
Middle English blade (inherited)
Old High German blat (cognate)
Manx blod (borrowed)
Latin flos (mention)
Old Norse blað (cognate)
Old Saxon blad (cognate)