oval-shaped vs egg-shaped

oval-shaped and egg-shaped both are adjectives.

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

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

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

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