Where does “cuspless” come from?
cuspless (English) comes from English less, from Middle English les, from Old English lēas, from Proto-Germanic *laus.
cuspless (English): Without a cusp or cusps
Ancestry of “cuspless”, step by step
cuspless traces back through two separate lines of ancestry.
via English less
| Step | Language | Word | Meaning |
|---|
| 1 | English | less | To a smaller extent or degree; comparative form... |
| 2 | Middle English | les | false; lying; deceptive; falsehood; a lie |
| 3 | Old English | lēas | false, lax; false, void, loose; devoid of, loose... |
| 4 | Proto-Germanic | *laus | — |
via English cusp
| Step | Language | Word | Meaning |
|---|
| 1 | English | cusp | A sharp point or pointed end; An important moment... |
| 2 | Latin | cuspis | point, tip; spit; sting |
| 3 | Proto-Indo-European | spey- | sharp point, stick |