1.
to wake up, to get up
Used when someone wakes from sleep and gets out of bed. Can also mean to happen or occur (for events).
2.
to occur, to happen
Used for events, incidents, or phenomena that take place. Common in news and formal contexts.
TRANSITIVITY: 自動詞 (intransitive). Pair: 起こす (transitive, to wake someone up). Pattern: Xが起きる.
ASPECT: ている indicates resulting state. 起きている = 'is awake' (not 'is waking up'). This is important: まだ起きている means 'still awake.'
COMMON PATTERNS:
- 朝早く起きる (wake up early)
- 〜時に起きる (wake up at ~ o'clock)
- 事故が起きる (an accident occurs - sense 2)
- 起きていますか (are you awake?)
Opposite: 寝る (to sleep/go to bed).