Risley
/ˈrɪzli/noun
Attributive Designating an acrobatic act or performance in which a supine acrobat juggles another with his or her feet; especially in Risley act.
Origin
Mid 19th century; earliest use found in Andrew Smith (1797–1872), army medical officer and naturalist. From the name of Richard RisleyCarlisle (performing name Richard Risley; 1814–74), American gymnast and circus performer who developed the act.