pith (n) pɪθ
Bahasa Indonesia Definitions:
in·ti·pa·ti n sari pati
soft spongelike central cylinder of the stems of most flowering plants
kernel, substance, core, center, centre, essence, gist, heart, heart and soul, inwardness, marrow, meat, nub, pith, sum, nitty-gritty (verb)
the choicest or most essential or most vital part of some idea or experience
"the gist of the prosecutor's argument"; "the heart and soul of the Republican Party"; "the nub of the story"
remove the pith from (a plant)