On grammatical class:

da'o
discursive: cancel pro-sumti/pro-bridi assignments.
dai'o
discursive & gafyzmico: reset/restore all defaults (permanently) to discourse-exterior specification; cancel all following discourse-interior default assignments
do'ai
discursive & gafyzmico: ignore/kill all following default specifications (permanently)
xei'a
frees the following attitudinals of their context; precedes free-floating non-modifying attitudinals
xei'i
reattaches the following attitudinals to the containing bridi; precedes free-floating attitudinals to be understood as modifying the bridi they are contained in
xei'u
reattaches the following attitudinals to the containing sentence; precedes free-floating attitudinals to be understood as modifying the sentence they are contained in

In definition:

bandu'asu
x1 is the language with ISO 639-3 code “das” (Daho-Doo).
cmavrda'o
x1 is the selma'o "DAhO".

In notes:

uinda
x1 is a part of Lojban text representing rule 'indicator' according to the first edition of the book 'The Complete Lojban Language'.