optic vs lid

optic and lid both are nouns.

Word	Noun	Adjective	Verb	Adverb
optic	Yes	Yes	No	No
lid	Yes	No	No	No

optic (noun)	lid (noun)
the organ of sight	a movable top or cover (hinged or separate) for closing the opening at the top of a box, chest, jar, pan, etc.
	headdress that protects the head from bad weather; has shaped crown and usually a brim
	either of two folds of skin that can be moved to cover or open the eye

optic (adjective)	lid (adjective)
of or relating to or resembling the eye
relating to or using sight