witch vs pythoness

witch and pythoness both are nouns.

Word	Noun	Adjective	Verb	Adverb
witch	Yes	No	Yes	No
pythoness	Yes	No	No	No

As nouns, pythoness is a hyponym of witch; that is, pythoness is a word with a more specific, narrower meaning than witch:

witch: a being (usually female) imagined to have special powers derived from the devil
pythoness: a witch with powers of divination

Other hyponyms of witch include warlock.

witch (noun)	pythoness (noun)
a female sorcerer or magician	a witch with powers of divination
a being (usually female) imagined to have special powers derived from the devil
an ugly evil-looking old woman
a believer in Wicca

witch (verb)	pythoness (verb)
cast a spell over someone or something; put a hex on someone or something