extremity

definition: an external body part that projects from the body
example:
speech part: noun
synonyms: appendage
definition: that part of a limb that is farthest from the torso
example:
speech part: noun
synonyms:
definition: the outermost or farthest region or point
example:
speech part: noun
synonyms:
definition: the greatest or utmost degree
example: the extremity of despair
speech part: noun
synonyms:
definition: an extreme condition or state (especially of adversity or disease)
example:
speech part: noun
synonyms:

How extremity is being used?