Merriam-Webster Collegiate Dictionary - hex

 I. verb  Etymology: Pennsylvania German ~e, from German ~en, from Hexe witch, from Old High German hagzissa; akin to Middle English hagge hag  Date: 1830  intransitive verb to practice witchcraft  transitive verb  1. to put a ~ on  2. to affect as if by an evil spell ; jinx an unscientific fear of ~ing the whole project — Daniel Lang  • ~er noun  II. noun  Date: 1856  1. a person who practices witchcraft ; witch  2. spell, jinx  III. adjective  Date: 1924 ~agonal a bolt with a ~ head  IV. adjective or noun  Date: 1970 ~adecimal  V. abbreviation ~agon