From: elmeras2000
Message: 32998
Date: 2004-05-31
> The source is not just id-em but also eod-em, ead-em. When final -d is last
> on the ablative, the last two are reanalysed as eo-dem, ea-dem.This is the
> real source of the -dem suffix.That may be the missing link. I see now that's what Sihler gives.