What is the language origin of rodeo?

Spanish. Here is its etymology: ; rodeo : 1914 as public entertainment show of horse-riding skill, from earlier meaning "cattle round-up" (1834), from Sp., "pen for cattle at a fair or market," lit. "a going round," from rodear "go round, surround," related to rodare "revolve, roll," from L. rotare "go around" (see rotate).