pinsi vs. penbi

[MorphemeAddict@wmconnect.com]

In a message dated 2004-08-12 5:21:36 AM Eastern Daylight Time, ecartis@digitalkingdom.org writes:


> I'm not sure you could say that in Lojban though, where {pinsi} and
> {penbi} appear to be utterly different concepts. All is well with
> x1 and x2, but then you reach x3 and they seem to be two totally
> different relationships. 
>
> mu'o mi'e xorxes

Aside from the keywords "pencil" and "pen", what other English words can these two gismu be used for?  How broad are the concepts?

stevo