Words the Bible translates as leper

English uses one word here. The Bible uses 2 words, and they do not mean the same thing. Each is listed with what it actually means, most frequent first.

leprosλεπρόςdescribing a person whose skin was flaking, scaling, or turning patchy in a way that made them ritually unclean; used on its own as a noun for such a person.
tsaraצָרַעto be struck with a defiling skin disease: to break out in the scaly, spreading condition that made a person ceremonially unclean and forced them to live apart from others.

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Every English meaning beginning with L is on its letter page, and the whole index starts at Browse.