A few months later, Tom relapsed.

Sami had a drug relapse.

Tom relapsed into using heroin.

Tom relapsed on heroin.

Larry, a real estate agent, relapsed last year after more than a dozen years sober.

Yanni had a relapse.

He got out last time, relapsed, and went back in.

Severe itching is one of the withdrawal symptoms. Many addicts who stay sober and committed through days of nausea, sleeplessness and fever will relapse within an hour of the itching begins.

I try to be calmer these days. That outburst was a relapse into my old behavior.

Anne had relapsed into reverie, with her chin in her hands and her eyes on the sky.