gulp vs innate reflex

gulp and innate reflex both are nouns.

Word	Noun	Adjective	Verb	Adverb
gulp	Yes	No	Yes	No
innate reflex	Yes	No	No	No

As nouns, innate reflex is a hypernym of gulp; that is, innate reflex is a word with a broader meaning than gulp:

gulp (noun)	innate reflex (noun)
a large and hurried swallow	an automatic instinctive unlearned reaction to a stimulus
a spasmodic reflex of the throat made as if in swallowing

gulp (verb)	innate reflex (verb)
utter or make a noise, as when swallowing too quickly
to swallow hurriedly or greedily or in one draught