stretch reflex vs inborn reflex

stretch reflex and inborn reflex both are nouns.

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

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

stretch reflex: reflex contraction of a muscle when an attached tendon is pulled; important in maintaining erect posture
inborn reflex: an automatic instinctive unlearned reaction to a stimulus

stretch reflex (noun)	inborn reflex (noun)
reflex contraction of a muscle when an attached tendon is pulled; important in maintaining erect posture	an automatic instinctive unlearned reaction to a stimulus