which / witch / wych [wɪʧ]
which – adj. & pron. – adj. – of what kind, quality or character, a being of a group, used as an interrogative; pron. – interrogative to specify a particular one
witch – n. & v. – n. – 1. a female magician, sorceress; 2. an evil woman; 3. applied to various birds and animals; v. – 1. practice sorcery; 2. enchant; 3. to dowse for water with rods. (aid to come from the fact that it was usually done with witch-hazel rods)
wych – n. – 1. a salt mine; 2. wych elm, Ulmus montana (of which bows were made); 3. mountain ash, Pyrus aucuparia; 4. witch hazel with alder-like leaves, Fothergilla alnifolia