Relapse
Nouns
- relapse, lapse
- falling back etc. v.
- retrogradation etc. (retrogression) [Motion backwards.] Regression
- deterioration etc. Deterioration. [Return to, or recurrence of a bad state] backsliding, recidivation
- recidivism, recidivity
- recrudescence.
Verbs
- relapse, lapse
- fall back, slide back, sink back
- return
- retrograde etc. [Motion backwards.] Regression
- recidivate
- fall off again etc. Deterioration.