| Kanji 漢字 / Romaji 音韻 | Kana / Hiragana / Phonetic | Definition |
| 劣才 | れっさい | inferior talents |
| retsu sai | ressai |
| |
| レッサー | (u) Leser / Lesser / Loesser |
| ressa^ |
| |
| レッサーパンダ | lesser panda |
| ressa^panda |
| |
| レッセフェール | (fr:) laisser-faire |
| ressefe^ru |
| |
| 劣勢 | れっせい | numerical inferiority |
| ressei | ressei |
| |
| 劣性 | れっせい | (n) recessive / inferior |
| ressei | ressei |
| |
| 劣性遺伝 | れっせいいでん | recessive heredity |
| resseiiden | resseiiden |
| |
| 劣性遺伝形質 | れっせいいでんけいしつ | recessive trait |
| resseiiden keishitsu | resseiidenkeishitsu |
| |
| 劣性遺伝子 | れっせいいでんし | (n) recessive (gene) |
| resseiidenshi | resseiidenshi |
| |
| 劣勢感 | れっせいかん | inferiority complex |
| ressei kan | resseikan |
| |
| 列席 | れっせき | attendance |
| resseki | resseki |
| |
| 列席者 | れっせきしゃ | persons present |
| ressekisha | ressekisha |
| |
| 列車 | れっしゃ | (n) train (ordinary) |
| ressha | ressha |
| |
| 劣者 | れっしゃ | an inferior |
| retsu mono | ressha |
| |
| 列車集中制御装置 | れっしゃしゅうちゅうせいぎょそうち | centralized traffic control device (20) |
| ressha shuuchuu seigyosouchi | resshashuuchuuseigyosouchi |
| |
| 列車抵抗 | れっしゃていこう | train resistance (20) |
| ressha teikou | resshateikou |
| |
| レッシャー | (u) Rescher |
| ressha^ |
| |
| レッシャーブ | (u) Lesschaeve |
| ressha^bu |
| |
| 烈士 | れっし | (n) upright man / patriot / hero |
| retsu samurai | resshi |
| |
| 烈震 | れっしん | (n) disastrous earthquake |
| retsu shin | resshin |
| |
| レッシング | (u) Lessing |
| resshingu |
| |
| レッシウス | (u) Lessius |
| resshiusu |
| |
| 裂傷 | れっしょう | (n) laceration |
| resshou | resshou |
| |
| レッシュ | (u) Lesch / Losch / Resch / Resh |
| resshu |
| |
| レッスン | (n) lesson |
| ressun |
| |
| レッスルマイダン | (u) Roessl-Majdan |
| ressurumaidan |
| |
| レス | (1) response (abbr.) / (2) less |
| resu |
| |
| レス | (u) Les / Retz |
| resu |
| |
| レス湖 | レスこ | (p) Rosvatn (lake) |
| resu mizuumi | resu ko |
| |
| レスバーグ | (u) Lesberg |
| resuba^gu |
| |
| レスビアン | (n) lesbian |
| resubian |
| |
| レスビック | (u) Reswick |
| resubikku |
| |
| レスボス島 | レスボスとう | (p) Lesvos (island) |
| resubosu shima | resubosu tou |
| |
| レスブリッジ | (p) Lethbridge (Canada) |
| resuburijji |
| |
| レスゲンシャンピオン | (u) Roesgen-Champion |
| resugenshanpion |
| |
| レスィーグ | (u) LeSieg |
| resui^gu |
| |
| レスキンド | (u) Reskind |
| resukindo |
| |
| レスキリアン | (u) Reschiglian |
| resukirian |
| |
| レスキーン | (u) Leskien |
| resuki^n |
| |
| レスコ | (u) Lethco |
| resuko |
| |