Bifast

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

bifast Old Icelandic word can mean:

bifast

(ð and að), v. refl.

bifast

1) to shake, tremble (allr Ása salr undir bifðist);

bifast

2) to be moved; vagninn ~ hvergi, cannot be moved.

Possible runic inscription in Younger Futhark:ᛒᛁᚠᛅᛋᛏ

Also available in related dictionaries:

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

• Old Norse - Cleasby & Vigfusson Dictionary