Artificial intelligent assistant

dancing-master

ˈdancing-ˌmaster
  [dancing vbl. n.]
  A professional teacher of dancing.

1651 (title), The English Dancing-Master. 1681 Otway Soldier's Fort. v. v, Odd, they'll make an old fellow of sixty-five cut a caper like a dancing-master. 1711 Addison Spect. No. 29 ¶11 The Shepherds..acquit themselves in a Ball better than our English Dancing-Masters. 1860 Emerson Cond. Life, Culture (Bohn) II. 371 In town, he can find the swimming-school, the gymnasium, the dancing-master.

Oxford English Dictionary

yu7NTAkq2jTfdvEzudIdQgChiKuccveC 87d9ef920cf256e61bb20319edf5abc8