primary, secondary... - samidevjp/Tips GitHub Wiki
| 数 | 番目 | 序数 | 基数 |
|---|---|---|---|
| 1 | primary | first | one |
| 2 | secondary | second | two |
| 3 | tertiary | third | three |
| 4 | quaternary | fourth | four |
| 5 | quinary | fifth | five |
| 6 | senary | sixth | six |
| 7 | septenary | seventh | seven |
| 8 | octonary | eighth | eight |
| 9 | novenary | ninth | nine |
| 10 | decenary | tenth | ten |