þagnarheit (Icelandic) comes from Icelandic þögn, from Old Norse þǫgn, from Proto-Germanic þaguniz, from Proto-Germanic þagjaną, from Proto-Indo-European tak- — to be silent.
þagnarheit (Icelandic): vow of silence
Definitions
vow of silence
Ancestry of “þagnarheit”, step by step
þagnarheit traces back through two separate lines of ancestry.