gag reflex vs pharyngeal reflex

gag reflex and pharyngeal reflex both are nouns.

Word	Noun	Adjective	Verb	Adverb
gag reflex	Yes	No	No	No
pharyngeal reflex	Yes	No	No	No

As nouns, gag reflex and pharyngeal reflex are synonyms defined as:

gag reflex and pharyngeal reflex: normal reflex consisting of retching; may be produced by touching the soft palate in the back of the mouth

gag reflex (noun)	pharyngeal reflex (noun)
normal reflex consisting of retching; may be produced by touching the soft palate in the back of the mouth	normal reflex consisting of retching; may be produced by touching the soft palate in the back of the mouth