pharynx vs throat

pharynx and throat both are nouns.

Word	Noun	Adjective	Verb	Adverb
pharynx	Yes	No	No	No
throat	Yes	No	No	No

As nouns, pharynx and throat are synonyms defined as:

pharynx and throat: the passage to the stomach and lungs; in the front part of the neck below the chin and above the collarbone

pharynx (noun)	throat (noun)
the passage to the stomach and lungs; in the front part of the neck below the chin and above the collarbone	the part of an animal's body that corresponds to a person's throat
	a passage resembling a throat in shape or function
	an opening in the vamp of a shoe at the instep
	the passage to the stomach and lungs; in the front part of the neck below the chin and above the collarbone