noun which may take the genitive case particle 'no'
not yet started; unstarted
Describes work, tasks, or projects that have not been begun. Often used in business or project management contexts.
そのプロジェクトはまだ未着手です。
That project has not been started yet.
未着手の課題がいくつか残っている。
There are still several unstarted tasks remaining.
着手 is the positive form meaning 'to start' or 'to commence' (work). 未着手 is its negative counterpart.
Compound of 未 (mi, 'not yet') + 着手 (chakushu, 'start work'). The reading みちゃくしゅ follows standard on'yomi.