i Register
In some senses, relapse is marked as informal, obsolete. Watch for register when choosing this word.
ADJ
acute
VERB + RELAPSE
suffer
cause, trigger
Missing her medication for a week caused a serious relapse in her condition.
prevent
RELAPSE + VERB
occur
PREP
in ~
The patient had a setback, but the doctor said a minor relapse in recovery was quite common.
PHRASES
a risk of relapse