pupil vs pupillary

pupil is a noun but pupillary is not a noun.

Word	Noun	Adjective	Verb	Adverb
pupil	Yes	No	No	No
pupillary	No	Yes	No	No

pupil (noun)	pupillary (noun)
the contractile aperture in the center of the iris of the eye; resembles a large black dot
a learner who is enrolled in an educational institution
a young person attending school (up through senior high school)

pupil (adjective)	pupillary (adjective)
	of or relating to the pupil of the eye