Scrabble?! UNBEND

Definitions of UNBEND in various dictionaries:

verb - straighten up or out

verb - unfasten, as a sail, from a spar or a stay

verb - free from flexure

verb - make less taut

verb - become less tense, rest, or take one's ease

verb - release from mental strain, tension, or formality

To release from mental tension, strain, or formality; relax.

To release (a bow, for example) from flexure or tension.

To untie or loosen (a rope or sail).

To straighten (something crooked or bent): unbend a paper clip.

To become less tense; relax.

To become less strict.

To become straight.

verb - to make or allow to become straight