nymph vs woman

nymph and woman both are nouns.

Word	Noun	Adjective	Verb	Adverb
nymph	Yes	No	No	No
woman	Yes	No	No	No

As nouns, woman is a hypernym of nymph; that is, woman is a word with a broader meaning than nymph:

Other hypernyms of nymph include adult female.

nymph (noun)	woman (noun)
a larva of an insect with incomplete metamorphosis (as the dragonfly or mayfly)	women as a class
(classical mythology) a minor nature goddess usually depicted as a beautiful maiden	an adult female person (as opposed to a man)
a voluptuously beautiful young woman	a female person who plays a significant role (wife or mistress or girlfriend) in the life of a particular man