| term | pronunciation | English |
|---|
| 完成 | かんせい | dry |
| 作成 | さくせい | frame, draw up, make, producing |
| 成功 | せいこう | success, hit |
| 成人 | せいじん | adult |
| 成分 | せいぶん | ingredient, component, composition |
| 構成 | こうせい | organization, composition |
| 火成岩 | かせいがん | igneous rock |
| 成立 | せいりつ | coming into existence, arrangements, establishment |
| 成績 | せいせき | results, record |
| 賛成 | Uӣ[い | approval, agreement, support, favour |
| 成長 | せいちょう | growth, grow to adulthood |
| 亜成層圏 | あせいそうけん | substratosphere |
| 京成 | けいせい | train line Tokyo - Narita |
| 促成 | そくせい | promotion of growth |
| 促成栽培 | そくせいさいばい | raising out-of-season crops with artificial heat |
| 信頼醸成 | しんらいじょうせい | trust building, confidence building |
| 助成 | じょせい | assisting, assistance, fostering, aiding |
| 合成樹脂 | ごうせいじゅし | plastics, synthetic resins |
| 合成洗剤 | ごうせいせんざい | synthetic detergent |
| 合成繊維 | ごうせいせんい | synthetic fibre, synthetic fiber |
| 好成績 | こうせいせき | good results |
| 平成 | へいせい | Heisei era (1989.1.8- ) |
| 形成 | けいせい | formation, molding, taking form |
| 成し遂げる | なしとげる | to accomplish, to finish, to fulfill |
| 成人病 | せいじんびょう | adult diseases |
| 成否 | せいひ | success or failure, outcome, result |
| 成就 | じょうじゅ | fulfillment, fulfilment, realization, realisation, completion |
| 成層圏 | せいそうけん | stratosphere |
| 成果 | せいか | results, fruits |
| 成熟 | せいじゅく | maturity, ripeness |
| 成虫 | せいちゅう | imago, adult (insect) |
| 成長を阻む | せいちょうをはばむ | to hinder (check) the growth of (plants) |
| 成長株 | せいちょうかぶ | growth stock, person with future promise |
| 既成 | きせい | established, completed, existing |
| 既成事実 | きせいじじつ | established fact, fait accompli |
| 既成概念 | きせいがいねん | stereotype, preconceived idea, preconceived notion |
| 期成同盟 | きせいどうめい | association formed to carry out an objective |
| 混成 | こんせい | mixed (e.g. team, chorus) |
| 熟成 | じゅくせい | mature, ripen, cure, ferment |
| 竣成 | しゅんせい | completion |
| 結成 | けっせい | formation |
| 編成 | へんせい | composition, formation, organization, organisation, compilation |
| 育成 | いくせい | rearing, training, nurture, cultivation, promotion |
| 育成栽培 | いくせいさいばい | vegetable and fruit growing |
| 造成 | ぞうせい | creation, clearing, reclamation |
| 達成 | たっせい | achievement |
| 醸成 | じょうせい | brew, foment, breed |
| 錬成 | れんせい | training, drilling |
| 養成 | ようせい | training, development |