As defined by the Cleasby & Vigfusson Old Norse to English dictionary:
- f. (ein-drægr, adj.), unanimity, harmony, Ephes. iv. 3.
Possible runic inscription in Younger Futhark:ᛁᛁᚾ-ᛏᚱᛅᚴᚾᛁ
Younger Futhark runes were used from 8th to 12th centuries in Scandinavia and their overseas settlements