Etymograph
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Indo-European
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Old English
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> b
ēa
m
tree, pillar, beam, post
Source:
Kroonen 2013
:47
originates from: PGmc
*bagma-
"beam, tree" (bagma-
>
bagm
>
bægm
>
bæġm
>
bæġum
>
bæġom) through pgmc-to-oe
(source:
Kroonen 2013
:47)