to begin doing something in a manner that is sudden and unexpected
突然起こる, いきなり始まる
to officially introduce or launch a new product, service, or system
展開する, 導入する
to create or establish an organization or place, especially by providing the finances
設立する, 創立する
to begin or initiate something, such as an event, process, or activity
紹介する, 開始する
to make something such as a process, piece of equipment, etc. start working
アクティブにする, 作動させる
to cause a machine, device, or system to start working or flowing, usually by pressing a button or turning a switch
オンにする, 起動する
(particularly something unpleasant) to begin to happen, exist, or change
発展する, 生じる
to make a new interest or hobby a regular part of one's life
趣味を始める, 新しい趣味を取り入れる
to immerse oneself fully and enthusiastically into a particular activity, subject, or experience
飛び込む, 没頭する
to start focusing on and engaging in a task or activity in a serious or determined manner
取り掛かる, 集中する
to suddenly and intensely begin to express a particular emotion or reaction
爆発する, 急に始める
to begin taking the early steps regarding an action, project, or goal
始める, スタートする
to start a task, action, or process with determination and inspiration
取り掛かる, 始める