PIE words for sexual organs

[Robert Orr]

> How 'bout a form ancestral to English "balls", Gaelic palla [sp?],
>perhaps *bhel-; or are these later developments? Gaelic palla "penis" is
>obviously borrowed (or expressively mutated) but the meaning is different
>from English

This one is coincidence.

Gaelic "ball" (palla?) is related to Greek "phallos"
I'm not sure of the exact history, but English "balls" is clearly a
metaphorical  (cf. the widespread use of forms with the primarily meaning
"eggs")

Robert Orr