1) Backslider 2) Repeater 3) Reversionist 1) Criminal 2) Crook 3) Felon 4) French word used in English 5) Habitual criminal 6) Malefactor 7) Outlaw 8) Reoffending criminal 9) Repeater 
n. a repeat criminal offender, convicted of a crime after having been previously convicted.
• (n.) One who is recidivous or is characterized by recidivism; an incorrigible criminal.
(Fr. récidiviste from L. recidere to fall back) one who tends to relapse.
A person who tends toward recidivation. ... (05 Mar 2000) ... 
(re-sid´ĭ-vist) a person who tends to relapse, especially one who tends to return to criminal habits after treatment or punishment.
(n) Recidvist is the person who repeats same sort of criminal activities even after he is punished for such criminal activities previously. Recidivist gets severe punishment because he is resorting to such activity with full knowledge of its repercussion
a repeat (or habitual) offender
Re·cid'i·vist noun One who is recidivous or is characterized by recidivism; an incorrigible criminal. -- 
Type: Term Pronunciation: rē-sid′i-vist Definitions: 1. A person who tends toward recidivation.
A repeat criminal offender, who is convicted of a crime after having been previously convicted for another.
[n] - someone who is repeatedly arrested for criminal behavior (especially for the same criminal behavior) 2. [n] - someone who lapses into previous undesirable patterns of behavior
noun someone who is repeatedly arrested for criminal behavior (especially for the same criminal behavior)backslider noun someone who lapses into previous undesirable patterns of behavior