Questions about Proto-Norse language

Short answers, pulled from the story.

When did Proto-Norse emerge as a northern dialect of Proto-Germanic?

Proto-Norse emerged during the first centuries CE. This language evolved into Old Norse at the beginning of the Viking Age around 800 CE.

What phonological changes occurred in Proto-Norse before the end of the runic period?

Rhotacization transformed the sound represented by the algiz rune when the voiced apical alveolar fricative shifted toward an apical post-alveolar approximant. Vowels underwent lowering and shortening processes that eliminated overlong sounds present in earlier forms.

Which inscriptions provide evidence for Proto-Norse vocabulary from the second to sixth century?

About 260 Elder Futhark inscriptions survive today with the earliest dating back to the second century. The Rö runestone in Bohuslän Sweden raised early fifth century remains the longest early inscription known.

How did Proto-Norse influence Finnic languages like Finnish and Estonian?

Numerous early Germanic words survived as borrowings in Finnic languages with relatively little change over time. King appears in Estonian and Finnish as kuninkas reflecting Proto-Norse kunungaz while sheep became lammas in Finnish.

When was Proto-Norse spoken and what language did it evolve into?

Proto-Norse was spoken from around the second century CE through the eighth century CE. This language evolved into Old Norse dialects at the beginning of the Viking Age around 800 CE.