←
Proto-Germanic *it (inherited(de/gsw))
←
Proto-Germanic *it (inherited)
←
Middle High German ez (inherited(de/gsw))
←
Middle High German ëz (inherited)
←
Middle High German ës (mention)
←
Middle High German ëz (mention)
←
Old High German iz (inherited(de/gsw))
←
Old High German iz (inherited)
→
Alemannic German es (cognate)
→
Luxembourgish et (cognate)
→
Pennsylvania German es (cognate)