Englishfor English speakers
congenital
—
adjective
present at birth but not necessarily hereditary; acquired during fetal development
reflex
—
noun
an automatic instinctive unlearned reaction to a stimulus
—
adjective
(= automatic, reflexive)
without volition or conscious control
the automatic shrinking of the pupils of the eye in strong light
a reflex knee jerk
sneezing is reflexive