| 1901 | dot |
| 1902 | drift |
| 1903 | lithium |
| 1904 | manner |
| 1905 | overseas |
| 1906 | segment |
| 1907 | shake |
| 1908 | strict |
| 1909 | agenda |
| 1910 | cigarette |
| 1911 | enthusiasm |
| 1912 | ivory |
| 1913 | occasionally |
| 1914 | expression |
| 1915 | injection |
| 1916 | powder |
| 1917 | cognitive |
| 1918 | contemporary |
| 1919 | invisible |
| 1920 | plug |