en_tn_lite_do_not_use/lev/13/47.md

A garment that is contaminated with leprosy

"A garment that has leprosy on it" or "A garment that mildews"

leprosy

Here this probably refers to mildew. See how you translated this word in Leviticus 13:47.

contaminated

to become impure because something harmful has been added to it