hoop / whoop [hu:p]
hoop – n. & v. – n. – a circular band of metal, wood, etc.; v. – 1. bind with hoops; 2. encircle with or as with a hoop
whoop – n. & v. – n. – 1. a loud cry of, or as of excitement, etc.; 2. a long rasping indrawn breath in whooping cough; v. – utter a whoop