noun, noun or participle which takes 'suru', intransitive verb
abstaining from tea; giving up tea
Refers to the act of voluntarily refraining from drinking tea, often for health, religious, or disciplinary reasons. Can be used as a noun or with する.
健康のために茶断ちを始めた。
I started abstaining from tea for my health.
彼は一週間茶断ちしている。
He has been giving up tea for a week.