Etymograph
>
Indo-European
>
Proto-Indo-European
>
Rules
> pie-weak-stem
apply rule '
pie-remove-nom-ending
'
last
nucleus vowel
is
'e'
or
last
nucleus vowel
is
'ē'
:
apply sound rule '
pie-zero-grade-vowel
' to
last nucleus vowel
otherwise:
no change
Referencing rules
pie-gen-sg