Etymograph
>
Indo-European
>
Old English
>
Dictionary
>
s
ēo
N (fem)
The pupil, apple of the eye
Source:
Ringe 2014
:316,
https://bosworthtoller.com/27442
originates from: PWGmc
*sehwā
"pupil (of the eye)" (sehwā
>
sehwǣ
>
seohwǣ
>
seohǣ
>
seohæ
>
sēo) through pwgmc-to-oe
(source:
Ringe 2014
:316)