On gloss:

ybu
letteral for y.

On grammatical class:

y
hesitation noise; maintains the floor while speaker decides what to say next.

In definition:

enai
logical connective: sumti afterthought x but not y.
gi'enai
logical connective: bridi-tail afterthought x but not y.
ijenai
logical connective: sentence afterthought x but not y.
jenai
logical connective: tanru-internal afterthought x but not y.
uiski
x1 is whisk(e)y distilled from x2.

In notes:

brivla
v1 is a morphologically defined predicate word signifying relation b2 in language v3.
depsna
s1 is a hesitation sound produced by s2=d1 while for/until d2 at state d3 before starting/continuing d4 (activity/process).