relapse

Definition

To fall back again; to slide or turn back into a former state or practice.

Etymology

From Latin relapsus, past participle of relabi (“to slide back, fall back”), from re- (“back”) + labi (“to slip, slide, fall”).

Example Sentences

• "He has improved recently but keeps relapsing into states of utter confusion."
• "to relapse into a stupor, into vice, or into barbarism"
• "to relapse into slumber after being disturbed"