成長【せいちょう】
growth, development, growing up, becoming an adult, growth (of a company, the economy, etc.)
編成【へんせい】
composition, formation, organization, organisation, compilation
成果【せいか】
(good) result, outcome, fruits (of one's labors), product, accomplishment
成立【せいりつ】
formation, establishment, materialization, coming into existence, conclusion (e.g. of a deal), reaching (e.g. an agreement), approval, completion, closing, enacting, arrangement, being valid (of a theory, argument, etc.), holding, applying
賛成【さんせい】
approval, agreement, support, favour, favor
構成【こうせい】
composition, construction, formation, makeup, structure, organization, organisation
成績【せいせき】
results, record, grades, marks
結成【けっせい】
formation, combination
成功【せいこう】
success, achievement, succeeding (in life), (worldly) success, prosperity
完成【かんせい】
completion, perfection, accomplishment
達成【たっせい】
achievement, attainment, accomplishment, realization
形成【けいせい】
formation, molding, making (up), taking form, giving form to, repair (e.g. with plastic surgery), replacement, -plasty
平成【へいせい】
Heisei era (1989.1.8-2019.4.30)
作成【さくせい】
making (a report, plan, contract, etc.), drawing up, writing out, preparing, creating (a file, website, account, etc.)
養成【ようせい】
training, education, development, cultivation
既成【きせい】
established, existing, accomplished, accepted, completed
成分【せいぶん】
ingredient, component, composition
成人【せいじん】
adult, grownup, becoming an adult, coming of age, growing up (to be a man, woman)
合成【ごうせい】
composition, synthesis, compounding, combining, composite photo, (function) composition
成熟【せいじゅく】
maturity, ripeness