"one who enchants or practices enchantment, a sorcerer or magician;" also "one who charms or delights," c. 1300, enchauntour, agent noun from enchant, or from Old French enchanteor "magician; singer; mountebank," from Latin incantator.
fem. suffix, from French -esse, from Late Latin -issa, from Greek -issa (cognate with Old English fem. agent suffix -icge); rare in classical Greek but more common later, in diakonissa "deaconess" and other Church terms picked up by Latin.
<a href="https://www.etymonline.com/word/enchantress">Etymology of enchantress by etymonline</a>
Harper, D. (n.d.). Etymology of enchantress. Online Etymology Dictionary. Retrieved $(datetime), from https://www.etymonline.com/word/enchantress