egg-shaped vs oval-shaped

egg-shaped and oval-shaped both are adjectives.

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

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

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

egg-shaped (adjective)	oval-shaped (adjective)
rounded like an egg	rounded like an egg