working in shifts
mingle, mixing, association, coming & going
コウ / まじ.わる
substitute, change, convert, replace, period, age, counter for decades of ages, eras, etc., generation, charge, rate, fee
ダイ / か.わる
make, production, prepare, build
サク / つく.る
business, vocation, arts, performance
ギョウ / わざ