burping vs inborn reflex

burping and inborn reflex both are nouns.

Word	Noun	Adjective	Verb	Adverb
burping	Yes	No	No	No
inborn reflex	Yes	No	No	No

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

burping: a reflex that expels gas noisily from the stomach through the mouth
inborn reflex: an automatic instinctive unlearned reaction to a stimulus

burping (noun)	inborn reflex (noun)
a reflex that expels gas noisily from the stomach through the mouth	an automatic instinctive unlearned reaction to a stimulus