flexure

definition: act of bending a joint
example:
speech part: noun
synonyms: flexion
definition: an angular or rounded shape made by folding
example:
speech part: noun
synonyms: fold plication bend crease crimp
definition: the state of being flexed, like in a joint
example: The flexure of the knee was no longer a strain.
speech part: noun
synonyms: flexion

How flexure is being used?