separation / segregation / selectivity or sensitivity in a radio or similar device for certain frequencies

to separate / to segregate

section, part, component

title of the Chinese Daoist text Wenzi / name of the purported author of the text

branch, department, group

section, a group of people given a portion of work such as in a company

to apportion work to departments

liberal arts department / the liberal arts

a kyogen play set on the night of Setsubun where a female house-sitter tricks a demon using magical items, culminating in her throwing roasted soybeans to drive it away

divergence in a train line or road, bifurcation, branching / (programming) branch