Meaning : Straighten up or out. Make straight.
Synonyms : straighten
Meaning : Unfasten, as a sail, from a spar or a stay.
Meaning : Free from flexure.
Example :
Unbend a bow.
Meaning : Become less tense, rest, or take one's ease.
Example :
He relaxed in the hot tub.
Let's all relax after a hard day's work.
Synonyms : decompress, loosen up, relax, slow down, unwind
Meaning : Release from mental strain, tension, or formality.
Example :
Unbend the mind from absorbing too much information.