Where does “thirty” come from?
Thirty comes from Middle English thritti, from Old English þritiġ, from Proto-Germanic þrīz tigiwiz, literally meaning "three tens."
thirty (English): The cardinal number occurring after twenty-nine...
Definitions
- The cardinal number occurring after twenty-nine...
Ancestry of “thirty”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Middle English | thirty | — |
| 2 | Old English | þritig | thirty |
| 3 | Old English | þrī | — |
| 4 | Proto-West Germanic | þrīʀ | three |
| 5 | Proto-Germanic | þrīz | three |
| 6 | Proto-Indo-European | *tréyes | — |
Words derived from “thirty”