Means to a person who encourages crimes, someone accounted guilty, and punished with principals Psa 50:18; Prov 13:20; 2Joh 1:11.
tr.v. a·bet·ted, a·bet·ting, a·bets
1. To approve, encourage, and support (an action or a plan of action); urge and help on.
2. To urge, encourage, or help (a person): abetted the thief in robbing the bank.