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: briditail afterthought x but not y.
 ijenai
 logical connective: sentence afterthought x but not y.
 jenai
 logical connective: tanruinternal afterthought x but not y.
 cmavrdepsna
 x_{1} is the selma'o "Y".
 namcixu
 For mo'e x_{4} x in x_{1} there exist mo'e x_{5} y in x_{2} such that x me'au x_{3} y; for mo'e x_{6} y in x_{2} there exist mo'e x_{7} x in x_{1} such that x me'au x_{3} y.
 rolsixu
 For every x in x_{1}, there exists a y in x_{2} such that x me'au x_{3} y; For every y in x_{2} there exists an x in x_{1} such that x me'au x_{3} y.
 uiski
 x_{1} is whisk(e)y distilled from x_{2}.
In notes:
 brivla
 v_{1} is a morphologically defined predicate word signifying relation b_{2} in language v_{3}.
 depsna
 s_{1} is a hesitation sound produced by s_{2}=d_{1} while for/until d_{2} at state d_{3} before starting/continuing d_{4} (activity/process).
 mitysisku
 x_{1} seeks/searches/looks for something that has the same identity as x_{2} among x_{3}
 se'au
 mathematical quinary operator: left sequence notation/converter
 daigno
 x_{1} (ordered list) is a sampling of entries of matrix/tensor x_{2} in which exactly one entry is sampled from each row and/or column (etc.) between entries x_{3} (list; default: the largest 'square'/'hypercubic' sampling possible in the entire tensor starting with the first entry, see notes) inclusively following selection procedure/rule/function/order x_{4} (default: diagonally, see notes), where the tensor/matrix is expressed in basis/under conditions x_{5}