reflex vs instinctive reflex

reflex and instinctive reflex both are nouns.

Word	Noun	Adjective	Verb	Adverb
reflex	Yes	Yes	No	No
instinctive reflex	Yes	No	No	No

As nouns, reflex and instinctive reflex are synonyms defined as:

reflex and instinctive reflex: an automatic instinctive unlearned reaction to a stimulus

reflex (noun)	instinctive reflex (noun)
an automatic instinctive unlearned reaction to a stimulus	an automatic instinctive unlearned reaction to a stimulus

reflex (adjective)	instinctive reflex (adjective)
without volition or conscious control