俗事 ぞくじ
zokuji

Noun

1. worldly affairs; everyday affairs; common cares; routine work; daily chores

かれ俗事 ぞくじをかえりみず研究 けんきゅう没頭 ぼっとうした。
karewa zokujio kaerimizu kenkyūni bottō shita.
He applied himself to his study, without thought for his normal life.