Re: Portuguese farpa "barb" < *bHardHa?

I'd propose a motivation with 'tear', Gk. sparasso: (Attic sparatto:),
PIE *sprh2k(')-wah2 with Schrijver's "Bard" Law (*CRHCC > CaRCC) >
Celtic *sfarkwa: > P-Celtic *farpa:

2012/9/12, Joao S. Lopes <josimo70@...>:

> Portuguese <farpa> means "barb", as in <arame farpado>, "barbed wire". Could
> be <farpa> related to barba "beard"? Usual etymologies consider it as from
> Arabian or Germanic.
>
>
> JS Lopes
>