relax

verb

• 1make or become less tense or anxious: [no object]:he relaxed and smiled confidently (as adjective relaxing)a relaxing holiday
• [no object] rest from work or engage in an enjoyable activity so as to become less tired or anxious:the team relax with a lot of skiing
• [with object] cause (a limb or muscle) to become less rigid:relax the leg by bringing the knee towards the chest
• [with object] make (something) less firm or tight:Cicely relaxed her hold
• [with object] straighten or partially uncurl (hair) using a chemical product.

• 2 [with object] make (a rule or restriction) less strict:the ministry relaxed some of the restrictions