The Collaborative International Dictionary of English v.0.48:
Vanquish \Van"quish\, n. (Far.) A disease in sheep, in which they pine away. [Written also vinquish.] [1913 Webster]The Collaborative International Dictionary of English v.0.48:
Vinquish \Vin"quish\, n. (Far.) See Vanquish, n. [1913 Webster]