| term | pronunciation | English |
|---|
| 世 | よ、せい、せ | world, generation, age |
| 世の中 | よのなか | the world; life; the times; the age |
| 中世 | ちゅうせい | Middle Ages, mediaeval times |
| 世代 | せだい | a generation |
| 世界 | せかい | world, the globe, the earth |
| 世紀 | せいき | century |
| 21世紀 | にじゅういっせいき | Twenty-First Century |
| 浮世絵 | うえよえ | ukiyoe (Edo wood-block prints) |
| 世話をす | 世話をする | to take care (of); to help; to look after |
| 世話 | せわ | looking after, help, aid, assistance |
| 世間 | せけん | world, society, life, people |
| 世俗 | せぞく | common customs, worldliness, vulgar, popular, the world, the common people |
| 世嗣 | よつぎ | heir, successor |
| 世帯 | せたい, しょたい | household, home, family, housekeeping |
| 世界一 | せかいいち | best in the world |
| 世界的 | せかいてき | global, international, world-famous |
| 世界秩序 | せかいちつじょ | world order |
| 世界銀行 | せかいぎんこう | World Bank |
| 世紀末 | せいきまつ | end of a century (esp. 19th), fin-de-siecle |
| 世襲 | せしゅう | heredity, heritage |
| 世論 | せろん, よろん | public opinion |
| 世銀 | せぎん | World Bank |
| 二世の契り | にせのちぎり | marriage vows |
| 二十世紀 | にじっせいき, にじゅっせいき | twentieth century |
| 前世紀 | ぜんせいき | last century, ancient times |
| 叔世 | しゅくせい | age of decline (said of a nation) |
| 慨世 | がいせい | deploring the course of public events |
| 永世 | えいせい | eternity, perpetuity, immortality, permanence |
| 沖積世 | ちゅうせきせい | alluvial epoch (i.e. the Holocene epoch) |
| 洪積世 | こうせきせい | diluvial epoch |
| 稀世 | きせい | rare, uncommon |