Where does “iactare” come from?

iactare (Latin) comes from Latin iaciō, from Proto-Indo-European (H)yeh₁- — to throw.

Ancestry of “iactare”, step by step

Step	Language	Word	Meaning
1	Latin	iaciō	—
2	Proto-Indo-European	(H)yeh₁-	to throw

iactare — Etymology, Origin & Word History | Etymology Explorer