Undirbiskup

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

undirbiskup

m. suffragan bishop.

Possible runic inscription in Younger Futhark:ᚢᚾᛏᛁᚱᛒᛁᛋᚴᚢᛒ

Also available in related dictionaries:

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

• Old Norse - Cleasby & Vigfusson Dictionary