Old Valthungian
Old Valthungian represents a period in the development of the Valthungian language lasting from around 800‒1200 a.d. marked mainly by changes to geminates and intervocalic consonants, as well as the introduction of Germanic ī/j-umlaut and some small but important changes to all of the vowels. Though this is a range which experienced many changes, the most representative example of “Old Valthungian” is the language as it is captured in a few surviving texts believed to date to around 950‒975 a.d.
Major Phonological Changes from Griutungi to Old Valthungian
Spirantization of Fricatives
This is a change that had likely already started long before the division between Gothic and Griutungi, and probably happened similarly in Gothic as well. In the Griutungi lineage, it occurred in three distinct stages: