Where does “leprositas” come from?

leprositas (Medieval Latin) comes from Latin leprosus, from Latin lēpra, from Ancient Greek λέπρα, from Ancient Greek λεπρός, from Ancient Greek λεπίς, from Ancient Greek λέπω — peel, strip off the rind or husk.

Ancestry of “leprositas”, step by step

Step	Language	Word	Meaning
1	Latin	leprosus	leprous
2	Latin	lēpra	psoriasis, similar skin disorders
3	Ancient Greek	λέπρα	leprosy
4	Ancient Greek	λεπρός	scaly, scabby, rough; leprous, mangy
5	Ancient Greek	λεπίς	scale, flake, shell, husk; epithelial debris;...
6	Ancient Greek	λέπω	peel, strip off the rind or husk

Every word from Ancient Greek λέπω →Every word from Ancient Greek λεπίς →Every word from Ancient Greek λεπρός →