ta'i BAI cmavo

tadji modal, 1st place (in manner 3) methodically; by method ...

On affix form:

tatpi
x1 is tired/fatigued by effort/situation x2 (event); x1 needs/wants rest.

In notes:

tadji
x1 [process] is a method/technique/approach/means for doing x2 (event) under conditions x3.
tadjytcini
x1 is a way to bring about x2, and x2 is in fact an example of x1 bringing about x2
nau'o
pro-sumti whose referent's identity is unknown to the speaker
li'ansi
x1 practices, trains its ability x2 (property of x1)