Why borrow 'seven'? (was: IE right & 10)

--- In cybalist@yahoogroups.com, "tgpedersen" <tgpedersen@...>
wrote:

> Within the lunar month the moon has four phases, each about a week

=

> 7 days long. That's sacred for ya.

So perhaps a tendency to become a taboo word. That might explain
the independent Uralic borrowings from different branches of IE.

Richard.