Can we make isoglosses?

[Koen G]

I suspect that the gaismich refers to the feeding of thr geese, 'fed with gaismich', in my part of the country young geese were fed wiith quark (the kind you use for Käsekuchen) mixed with greenery. gaismich gens would be Ziegenmilhgänse

That sounds plausible. In Dutch we also say for example "grasscow" vs. "graincow" depending on if the cow ate grass exclusively or not.

Since the same gaismich is referenced in not one but two books, I would lean towards it being a correct transcription. In this case, we would have an attestation very close to the proposed reading of the You are not allowed to view links. Register or Login to view. word.