> >if therepattern, and
> > were indeed loans taking place between IE branches, ...,
> > any reconstruction attempt we make of that elusive first language
> > will be garbled by mysterious alternations we can't account for.
> Not necessarily. Sometimes we are able to perceive the basic
> from that identify the loan word and discount it. Discountingevidence in
> order to make a pattern is a dubious practice, but the other wayround -
> finding the pattern, then treating the aberration as a loan - is notdialect in
> uncommon. A typical example is the well attested pattern:
> medial *bh > b in Latin (ruber etc)
> Then the word rufus can be assumed to be a loan from another
> which *bh > f medially. This is secure only because the basicpattern is so
> well attested.not show
> A second example is Grimm's/Verner's law. Because this is so well
> established, we can assume that words in Germanic langauges that do
> this are loan words.Thank you very much.
> But where the patterns are not secure, doubts can remain.