elliptic vs simple

elliptic is not a noun while simple is a noun.

Word	Noun	Adjective	Verb	Adverb
elliptic	No	Yes	No	No
simple	Yes	Yes	No	No

elliptic (noun)	simple (noun)
	a person lacking intelligence or common sense
	any herbaceous plant having medicinal properties

elliptic (adjective)	simple (adjective)
characterized by extreme economy of expression or omission of superfluous elements	(botany) of leaf shapes; of leaves having no divisions or subdivisions
rounded like an egg	having few parts; not complex or complicated or involved
(of a leaf shape) in the form of an ellipse	easy and not involved or complicated
	exhibiting childlike simplicity and credulity
	unornamented
	lacking mental capacity and subtlety
	apart from anything else; without additions or modifications