Where does “rotsvast” come from?
rotsvast (Dutch) comes from Dutch vast, from Middle Dutch vast, from Old Dutch fast, from Proto-West Germanic fast, from Proto-Germanic fastuz — fixed, firm, secure.
rotsvast (Dutch): rock-solid; firmly
Ancestry of “rotsvast”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Dutch | vast | firm, fast, tight; fixed, not moving or changing;... |
| 2 | Middle Dutch | vast | — |
| 3 | Old Dutch | fast | — |
| 4 | Proto-West Germanic | fast | fixed, fast |
| 5 | Proto-Germanic | fastuz | fixed, firm, secure |