achondroplasia vs chondrodystrophy

achondroplasia and chondrodystrophy both are nouns.

Word	Noun	Adjective	Verb	Adverb
achondroplasia	Yes	No	No	No
chondrodystrophy	Yes	No	No	No

As nouns, achondroplasia and chondrodystrophy are synonyms defined as:

achondroplasia and chondrodystrophy: an inherited skeletal disorder beginning before birth; cartilage is converted to bone resulting in dwarfism

Other synonyms of achondroplasia include achondroplasty, osteosclerosis congenita.

achondroplasia (noun)	chondrodystrophy (noun)
an inherited skeletal disorder beginning before birth; cartilage is converted to bone resulting in dwarfism	an inherited skeletal disorder beginning before birth; cartilage is converted to bone resulting in dwarfism