la'o bu bu-letteral

pro-sumti: refers to last la'o-quoted name.

On affix form:

latmo: x₁ reflects Latin/Roman/Romance culture/empire/language in aspect x₂.

la'ai (exp!): otherwise lojbanic name, ending in a vowel; multiple names delimited by pauses.
la'au (exp!): start grammatical name quotation; the quoted text is an identifier and must be grammatical on its own.
lai'e (exp!): Named reference. It converts a sumti into another sumti. The converted sumti points to the referent the name of which is the referent of the unconverted sumti.
lai'o (exp!): start a name quote while changing to another language.
la'oi (exp!): single-word non-Lojban name; quotes a single non-Lojban word delimited by pauses and treats it as a name
mu'oi: delimited non-Lojban selbri-unit
xau'o (exp!): text to number/variable