Yoon Ha Lee <[log in to unmask]> writes:
> cevan [tSevan]: "happiness" (the most general form)
>    related substantives:
>    icevan [itSevan]: "joy, happiness"
>    ycevan [i"tSevan]: "hope"
>    acevan [atSevan]: "contentment, fulfillment"
> ferun [pferun]: "search"
>    related substantives
>    iferun [ipferun]: "invention, creation"
>    yferun [i"pferun]: "search, quest"
>    aferun [apferun]: "finding, discovery"

Nice!  Is the mechanism of prefixing i-, y- and a- totally regular?
If so, what are the functions of these affixes?

I'm still on my quest for particles in Tyl-Sjok for forming nice
derivations of stems I already have.