Roget's Thesaurus

#661. Relapse

Nouns

relapse, lapse; falling back etc. v.; retrogradation etc. (retrogression) 283; deterioration etc. 659. [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. 283; recidivate; fall off again etc. 659.