Here is the complete expansion of the Indo-European root of the word "witch", from THE AMERICAN HERITAGE DICTIONARY OF INDO-EUROPEAN ROOTS, revised & edited by Calvert Watkins (Houghton Mifflin Co.: Boston, 1985; ISBN 0-395-36070-6): WEIK- [1]. Clan (social unit above the household). 1. Suffixed form *WEIK- SLA in Latin VILLA, country house, farm: VILLA, VILLAGE, VILLAIN, VILLANELLE, (VILLEIN); (BIDONVILLE). 2. Suffixed o-grade form *WOIK-O in: a. Latin VICUS, quarter or district of a town, neighborhood: (VICINAGE), VICINITY; b. Greek OIKOS, house, and its derivativ e OIKIA, dwelling: ANDROECIUM, AUTOECIOUS, DIOCESE, DIOECIOUS, DIOICOUS, ECESIS, ECOLOGY, ECONOMY, ECUMENICAL, HETEROECIOUS, MONOECIOUS, PARISH, TRIOUECIOUS. 3. Zero-grade from *WIK- in Sanskrit VIS- dwelling, house, with derivative VAISYAH, settler: VAISYA. WEIK- [2]. In words connectid with magic and religious notions (in Germanic and Latin). 1. Germanic suffixed form *WIH-L- in Old English WIGLE, divination, sorcery, akin to the Germanic source of Old French GUILE, cunning trickery: GUILE. 2. Germanic expressive form *WIKK- in: a. Old English WICCA, wizard, and WICCE, witch: WITCH; b. Old English WICCIAN, to cast a spell: BEWITCH. 3. Possible suffixed zero-grade form *WIK-T-IMA in latin VICTIMA, animal used as sacrifice, victim (although this may belong to another root *[SHWA]WEK- not otherwise represented in English): VICTIM. WEIK- [3]. To be like. 1. Suffixed variant form *EIK-ON- in Greek EIKON, likeness, image: ICON, (ICONIC), ICONO-; ANISEIKONIA. 2. Prefixed and suffixed zero-grade form *N-WIK-ES, not like (*N-, not), in greek AIKES, unseemly: AECIUM. WEIK- [4]. Also WEIG-. To bend, wind. I. Form WEIG-. 1. Germanic *WIK- in: a. Old English WICE, wych elm (having pliant branches): WYCH ELM; b. Swedish VIKER, willow twig, wand, akin to the Scandinavian source of Middle English WIKER, wicker: WICKER; c. Old Norse vikja, to bend, turn, probably akin to the Scandinavian source of Old Nort h French WIKET, wicket (< "door that turns?): WICKET. 2. Germanic *WAIKWAZ in: a. Old Norse VEIKR, pliant: WEAK; b. Dutch WEEK, weak, soft: WEAKFISH. 3. Germanic *WIKON-, "a turning," series, in Old English WICU, WICE, week: WEEK. II. Form *WEIK-. Zero-grade form *WIK- in: a. Latin VIX (genetive VICUS), turn, situation, change: VICAR (VICARIOUS), VICE[3]; VICISSITUDE; b. Latin VICIA, vetch (< "twining plant"): VETCH. WEIK- [5]. To fight, conquer. 1. Germanic *WIK- in Old Norse VIGR, able in battle: WIGHT[2]. 2. Nasalized zero-grade form *WI-N-K- in Latrin VINCERE (past participle VICTUS), to conquer: VANQUISH, VICTOR, VINCIBLE; CONVINCE, EVICT.