This is the 4597th most frequent Portuguese word.
coxa
"Thigh."
Here, 'coxa' refers to the anatomical part of the human body, specifically the thigh.
A coxa do jogador está lesionada.
The player's thigh is injured.
In this sentence, 'coxa' is used to refer to the leg portion of a chicken prepared for consumption.
Ele comprou um pedaço de coxa de frango para o almoço.
He bought a chicken leg for lunch.
Here, 'coxa' again refers to the anatomical thigh part, describing its role in the action.