Where does “tier” come from?
tier (Danish) comes from Danish ti, from Old Norse tíu, from Proto-Germanic tehun, from Proto-Indo-European déḱm̥t — ten.
tier (Danish): ten; number ten; tens
Ancestry of “tier”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Danish | ti | ten; imperative of tie |
| 2 | Old Norse | tíu | ten |
| 3 | Proto-Germanic | tehun | ten |
| 4 | Proto-Indo-European | déḱm̥t | ten |