1. (

• backsliding ,
• lapse ,
• lapsing ,
• relapse ,
• relapsing ,
• reversion ,
• reverting

) a failure to maintain a higher state ;

1. (

• get_worse ,
• relapse

) deteriorate in health; "he relapsed" ;

2. (

• relapse ,
• lapse ,
• recidivate ,
• regress ,
• retrogress ,
• fall_back

) go back to bad behavior; "Those who recidivate are often minor criminals" ;