| 楽観 | [らっかん, rakkan] (n, vs) optimism; (P) [Add to Longdo] |
| 楽観主義 | [らっかんしゅぎ, rakkanshugi] (n, adj-no) optimism [Add to Longdo] |
| 楽観的 | [らっかんてき, rakkanteki] (adj-na) optimistic; hopeful; (P) [Add to Longdo] |
| 楽観論 | [らっかんろん, rakkanron] (n) optimism [Add to Longdo] |
| 楽観的 | [らっかんてき, rakkanteki] optimistisch [Add to Longdo] |