Where does “fletoma” come from?

fletoma (Vulgar Latin) comes from Latin phlebotomus, from Ancient Greek φλεβοτώμος.

Ancestry of “fletoma”, step by step

Step	Language	Word	Meaning
1	Latin	phlebotomus	Lancet, fleam
2	Ancient Greek	φλεβοτώμος	—

fletoma — Etymology, Origin & Word History | Etymology Explorer