חַטָּאָה chaṭṭâʼâh (H2403)

an offence (sometimes habitual sinfulness), and its penalty, occasion, sacrifice, or expiation; also (concretely) an offender

1) sin, sinful 2) sin, sin offering 2a) sin 2b) condition of sin, guilt of sin 2c) punishment for sin 2d) sin-offering 2e) purification from sins of ceremonial uncleanness

or חַטָּאת; from חָטָא (H2398);