unclenches
/ʌnˈklɛntʃɪz/
verb
- Third person singular form of unclench: opens or relaxes (a clenched fist, jaw, etc.) from a tight, closed position.
- She unclenches her fist when she hears the good news.
- He unclenches his jaw only after the exam is over.
- The yoga instructor unclenches her shoulders slowly during the pose.