From: stlatos
Message: 49895
Date: 2007-09-15
> I'd say the word was:Also seen in:
> * gerxús / garxús / gr,xús with stem * ger-x-w+ / etc.
> and adj. * ger-x-n.o+ (similar to the words for
> 'birch' and 'oak').
>
> In Latin *gr,-xús > *gr,-ús > *gr-ús > gru:s
> (lengthening with loss of mora in resyl. in monosyl.).