- 起きる【おきる】 - to get up, to rise, to blaze up (fire), to wake up, to be awake, to stay awake, to occur (usu. of unfavourable incidents), to happen, to take place 
- 起こす【おこす】 - to raise, to raise up, to set up, to pick up, to wake, to wake up, to waken, to awaken, to cause, to bring about, to lead to, to trigger, to give rise to, to create, to generate (e.g. heat, electricity), to produce, to start, to begin, to launch, to establish, to found, to set up, to open, to plough, to plow, to till, to fall ill with, to transcribe, to write down (what is spoken), to turn over (a card) 
- 起こる【おこる】 - to occur, to happen 
- 起訴【きそ】 - prosecution, indictment 
- 起動【きどう】 - startup, booting up, activation, starting (e.g. engine, computer), launch 
- 引き起こす【ひきおこす】 - to cause, to induce, to bring about, to provoke, to pull upright, to help up (e.g. a fallen person) 
- 起こし【おこし】 - development, revitalization, standing (something) up, waking up, tilling a rice field, drawing a card from the draw pile 
- 早起き【はやおき】 - early rising 
- 縁起【えんぎ】 - omen, sign of luck, origin, history, causation, dependent arising, doctrine that everything has a cause and there is nothing that arises out of nothing 
- 発起人【ほっきにん】 - originator, promoter 
- 提起【ていき】 - raising (a question), posing (a problem), bringing up (an issue), presenting, instituting (a lawsuit), lodging, filing (a claim), submitting (a case), lifting up 
- 起源【きげん】 - origin, beginning, source, rise 
- 再起【さいき】 - comeback, recovery, restoration, rally 
- 起床【きしょう】 - rising (from one's bed), getting up, getting out of bed 
- 起立【きりつ】 - standing up 
- 起き上がる【おきあがる】 - to rise, to erect, to get up 
- 隆起【りゅうき】 - protuberance, bulge, protrusion, projection, swell, rise, uplift, upheaval, elevation 
- 起用【きよう】 - appointment (to a position, job, etc.), being used for a role, promotion 
- 躍起【やっき】 - desperate, frantic, excited, worked up, heated, eager 
- 決起【けっき】 - rising to action, standing up against, jumping to one's feet