Yodel \Yo"del\, Yodle \Yo"dle\, v. t. & i. [imp. & p. p.
{Yodeled}, {Yodled}; p. pr. & vb. n. {Yodeling}, {Yodling}.]
[G. jodeln.]
To sing in a manner common among the Swiss and Tyrolese
mountaineers, by suddenly changing from the head voice, or
falsetto, to the chest voice, and the contrary; to warble.
[1913 Webster] Yodel