Where does “hvas” come from?

hvas (Danish) comes from Old Norse hvass, from Proto-Germanic hwassaz, from Proto-Indo-European kʷh₁dstós.

hvas (Danish): sharp

Definitions

Step	Language	Word	Meaning
1	Old Norse	hvass	sharp, keen; fig, of the intellect; sharp, acute
2	Proto-Germanic	hwassaz	sharp
3	Proto-Indo-European	kʷh₁dstós	—

hvas — Etymology, Origin & Word History | Etymology Explorer