ciliary vs cilium

ciliary is not a noun while cilium is a noun.

Word	Noun	Adjective	Verb	Adverb
ciliary	No	Yes	No	No
cilium	Yes	No	No	No

ciliary (noun)	cilium (noun)
	a hairlike projection from the surface of a cell; provides locomotion in free-swimming unicellular organisms
	any of the short curved hairs that grow from the edges of the eyelids

ciliary (adjective)	cilium (adjective)
relating to the ciliary body and associated structures of the eye
of or relating to cilia projecting from the surface of a cell
of or relating to the human eyelash