unclenching

Verb

unclench (third-person singular simple present unclenches, present participle unclenching, simple past and past participle unclenched)

1. (transitive) To open (something that was clenched).
   • The baby stopped crying and unclenched her fists.
2. (intransitive) To relax, especially one's muscles.
   • Bill, take some deep breaths and unclench.