soþtacen (Old English) comes from Old English sōþ, from Proto-West Germanic sanþ, from Proto-Germanic sanþaz, from Proto-Indo-European h₁sónts, from Proto-Indo-European h₁ēs- — to be.
soþtacen (Old English): true sign
Definitions
true sign
Ancestry of “soþtacen”, step by step
soþtacen traces back through two separate lines of ancestry.