noun
preparing for divorce; divorce planning
Slang abbreviation of 離婚活動 (りこんかつどう). Refers to activities and preparations undertaken before a divorce, such as gathering documents, consulting lawyers, or securing housing and finances.
See also: 離婚活動 (りこんかつどう)
離活のために弁護士に相談した。
I consulted a lawyer as part of my divorce preparations.
最近、離活セミナーが増えているらしい。
It seems divorce-preparation seminars have been increasing lately.
Abbreviation of 離婚活動 (りこんかつどう, 'divorce activities'), likely modeled on the earlier slang 婚活 (こんかつ, 'marriage-hunting activities').