| 1 | Ido | kurajigar | to give courage to, encourage, elevate, urge,... |
| 2 | Ido | kurajar | to be courageous; to have the courage for |
| 3 | Ido | kurajo | courage, heart |
| 4 | Esperanto | kuraĝo | courage, bravery, boldness |
| 5 | Esperanto | kuraĝa | brave, courageous |
| 6 | French | courageux | courageous, brave, daring |
| 7 | Italian | coraggioso | brave, courageous, daring, doughty |
| 8 | English | courageous | Of a person, displaying or possessing courage; Of... |
| 9 | Middle English | corajous | — |
| 10 | Old French | corageus | brave; valiant |
| 11 | Old French | us | tradition or custom |
| 12 | Latin | ūsus | — |
| 13 | Latin | ūtor | — |
| 14 | Proto-Slavic | *ǫtorъ | — |
| 15 | Proto-Slavic | torъ | — |
| 16 | Proto-Slavic | terti | to rub, to scrape; to polish |
| 17 | Proto-Indo-European | terh₁- | to rub, turn; to drill, pierce |