from 575 and 3068; to wash fully, i.e. (figuratively) have remitted (reflexively):

KJV-- wash (away).

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575 apo (apo');

a primary particle; "off," i.e. away (from something near), in various senses (of place, time, or relation; literal or figurative):

KJV-- (X here-) after, ago, at, because of, before, by (the space of), for (-th), from, in, (out) of, off, (up-) on (-ce), since, with. In composition (as a prefix) it usually denotes separation, departure, cessation, completion, reversal, etc.

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3068 louo (loo'-o);

a primary verb; to bathe (the whole person; whereas 3538 means to wet a part only, and 4150 to wash, cleanse garments exclusively):

KJV-- wash.