su'u bu bu-letteral

pro-sumti: refers to the last complete sumti that started with a su'u-abstraction

See su'u. See also du'u bu, jei bu, ka bu, li'i bu, mu'e bu, ni bu, nu bu, pu'u bu, si'o bu, za'i bu, zu'o bu.

On affix form:

sfubu
x1 dives/swoops [manner of controlled falling] to x2 from x3.

In definition:

tu'a
extracts a concrete sumti from an unspecified abstraction; equivalent to le nu/su'u [sumti] co'e.

In notes:

du'u bu
the last sumti having a {du'u}-abstraction at its topmost level inside
eilga
x1 (du'u/nu) should (moral obligation) be true/happen by standard x2
goi'e
assign sentence or tu'e...tu'u group to sumti
jboponei
x1 relates to/is an instance of jboponei dialect in aspect x2
jei bu
pro-sumti: refers to last complete sumti that started with a jei-abstraction
ka bu
the last sumti having a {ka}-abstraction at its topmost level inside
li'i bu
pro-sumti: refers to the last complete sumti that started with a li'i-abstraction
mu'e bu
pro-sumti: refers to the last complete sumti that started with a mu'e-abstraction
ni bu
the last sumti having a {ni}-abstraction at its topmost level inside
nu bu
pro-sumti: refers to the last complete sumti that started with a nu-abstraction
pu'u bu
pro-sumti: refers to the last complete sumti that started with a pu'u-abstraction
si'o bu
pro-sumti: refers to the last complete sumti with a si'o-abstration
su'umdu
x1 is the predicate abstraction described by text x2, and is of type x3
za'i bu
pro-sumti: refers to the most recent sumti that started with a za'i-abstaction
zu'o bu
pro-sumti: refers to the last complete sumti that started with a zu'o abstraction