From: Piotr Gasiorowski
Message: 45474
Date: 2006-07-22
>> 2. What is the singular form of Vanir?Another possibility is an a-stem with a suppletive i-stem plural
>
> Vanr.
>
>> If Vanir belongs to the u-class, why it was not Vo,nir? or
>> Venir, with i-umlaut? cf. Áss, Aesir (<*Ansuz, *Ansiwiz)
>
> I believe that it's an i-stem; short i-stems usually don't
> show i-umlaut (e.g., <staðr>, nom.pl. <staðir>).