Sverja

As defined by A Concise Dictionary of Old Icelandic (Geir Zoëga):

sverja Old Icelandic word can mean:

sverja

(sver; sór, svór or svarða; svarinn), v.

sverja

1) to swear; s. við guðin, við höfuð sitt, to swear by the gods, by one’s head; s. e-m trúnaðareiða, to take the oaths of allegiance to one; s. e-m e-t, to swear a thing to one, promise upon oath (þeir svörðu Sveini land ok þegna); s. þess at, s. um, at, to swear that (viltu s. mér þess, at þú vildir eigi at mér fara? konungr sór um, at þat skyldi hann vel efna);

sverja

2) recipr., ~st í fóstbrœðralag, to swear brotherhood by mutual oath.

Possible runic inscription in Younger Futhark:ᛋᚢᛁᚱᛁᛅ

Also available in related dictionaries:

This headword also appears in dictionaries of other languages closely related to Old Icelandic.

• Old Norse - Cleasby & Vigfusson Dictionary
• Old Norwegian - Johan Fritzner's Dictionary