Where does “solvens” come from?

solvens (Latin) comes from Latin solvo, from Latin sē-, from Latin sex, from Proto-Italic seks, from Proto-Indo-European swéḱs — six.

solvens (Latin): loosening, untying; solving

Definitions

Step	Language	Word	Meaning
1	Latin	solvo	I loosen, untie, undo; free , release, acquit,...
2	Latin	sē-	—
3	Latin	sex	six; 6
4	Proto-Italic	seks	six
5	Proto-Indo-European	swéḱs	six

solvens — Etymology, Origin & Word History | Etymology Explorer