Related Clues:
- Become less reserved
- Become less stiff
- Straighten out like snake
- Unwind or untwist
- Loosen or straighten up
- Relax, become more affable
- Become less stiff or straighten out
- Straighten up and become less formal
- Straighten up and relax
- Become less distant, straighten up
- Straighten out like a snake
- Relax a bit, don't be so stiff
- Become less formal, straighten up
- Straighten up, don't be so stiff
- Don't be so stiff - straighten up?