- 経験【けいけん】 - experience 
- 経つ【たつ】 - to pass (of time), to elapse 
- 経営【けいえい】 - management, administration, operation, running (a business), conducting 
- 神経【しんけい】 - nerve, nerves, sensitivity 
- 経過【けいか】 - passage (of time), elapsing, lapse, progress, development, course (of events), transit 
- 経済【けいざい】 - economy, economics, finance, (one's) finances, financial circumstances, being economical, economy, thrift 
- 経歴【けいれき】 - personal history, background, career 
- 経営者【けいえいしゃ】 - manager, proprietor 
- 経る【へる】 - to pass, to elapse, to go by, to pass through, to go through, to experience, to go through, to undergo 
- 経験者【けいけんしゃ】 - experienced person, person who has had a particular experience 
- 経費【けいひ】 - expenses, expenditure, outgoings, outlays, costs 
- 経緯【いきさつ】 - details, particulars, whole story, sequence of events, chronology, circumstances, how it started, how things got this way, longitude and latitude, warp and weft, warp and woof 
- 経済的【けいざいてき】 - economic, financial, economical, thrifty, frugal 
- 経由【けいゆ】 - going through, going via, going by way of 
- 経理【けいり】 - accounting, administration (of money) 
- 無神経【むしんけい】 - insensitive, inconsiderate, callous, thick-skinned 
- 経度【けいど】 - longitude 
- 経常【けいじょう】 - ordinary 
- 経常利益【けいじょうりえき】 - current profits, ordinary profit, income before income taxes, ordinary income, operating income 
- 日経【にっけい】 - Nikkei (newspaper, share index)