成功【せいこう】
success, achievement, succeeding (in life), (worldly) success, prosperity
完成【かんせい】
completion, perfection, accomplishment
成長【せいちょう】
growth, development, growing up, becoming an adult, growth (of a company, the economy, etc.)
賛成【さんせい】
approval, agreement, support, favour, favor
成績【せいせき】
results, record, grades, marks
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
達成【たっせい】
achievement, attainment, accomplishment, realization
大成功【だいせいこう】
great success, huge success
成分【せいぶん】
ingredient, component, composition
構成【こうせい】
composition, construction, formation, makeup, structure, organization, organisation
成し遂げる【なしとげる】
to accomplish, to finish, to fulfill
形成【けいせい】
formation, molding, making (up), taking form, giving form to, repair (e.g. with plastic surgery), replacement, -plasty
結成【けっせい】
formation, combination
未成年【みせいねん】
minor, not of age
作成【さくせい】
making (a report, plan, contract, etc.), drawing up, writing out, preparing, creating (a file, website, account, etc.)
編成【へんせい】
composition, formation, organization, organisation, compilation
平成【へいせい】
Heisei era (1989.1.8-2019.4.30)
成人【せいじん】
adult, grownup, becoming an adult, coming of age, growing up (to be a man, woman)
養成【ようせい】
training, education, development, cultivation