ex·trem·i·ty 
/ɪkˈstrɛməti/ noun
plural ex·trem·i·ties /ɪkˈstrɛməti/ noun 1 [count] : a hand or foot — usually plural ▪ You will feel the effects of the cold in your extremities. [=hands and feet] 2 [count] : the farthest limit, point, or part of something
▪ We lived on the island's westernmost extremity. [=the part of the island that is farthest to the west] 3 formal : a very great or extreme degree or amount of something (such as emotion or pain) [noncount] ▪ The extremity of her grief is impossible to imagine. [count] ▪ They endured extremities of suffering. [=they endured extreme suffering]
▪ We lived on the island's westernmost extremity. [=the part of the island that is farthest to the west]
