egg-shaped vs elliptical

egg-shaped and elliptical both are adjectives.

Word	Noun	Adjective	Verb	Adverb
egg-shaped	No	Yes	No	No
elliptical	No	Yes	No	No

As adjectives, egg-shaped and elliptical are synonyms defined as:

Other synonyms of egg-shaped include elliptic, oval-shaped, oval, ovate, oviform, ovoid, prolate.

egg-shaped (adjective)	elliptical (adjective)
rounded like an egg	characterized by extreme economy of expression or omission of superfluous elements
	rounded like an egg