-eth · suffix1
- Proto-Indo-European · inherited from*-ti
- Proto-Germanic · inherited from*-þi
- Old English · inherited from-eþ
- Middle English · inherited from-eth
- English today-eth
From Middle English -eth, -th, -ith, from Old English -eþ, -aþ, -þ, from Proto-Germanic *-þi, *-di, from Proto-Indo-European *-ti.
-eth · suffix2
- Proto-Indo-European · inherited from*-tós
- Proto-Germanic · inherited from*-þô
- Old English · inherited from-þa
- Middle English · inherited from-th
- English today-eth
From Middle English -th, -eth, -the, -ethe, from Old English -þa, -þe, -oþa, from Proto-Germanic *-þô, *-tô, *-udô, *-dô, from Proto-Indo-European *-tós.
Etymology from Wiktionary, CC BY-SA 4.0.