systema skeletale vs skeletal system

systema skeletale and skeletal system both are nouns.

Word	Noun	Adjective	Verb	Adverb
systema skeletale	Yes	No	No	No
skeletal system	Yes	No	No	No

As nouns, systema skeletale and skeletal system are synonyms defined as:

systema skeletale and skeletal system: the hard structure (bones and cartilages) that provides a frame for the body of an animal

Other synonyms of systema skeletale include frame, skeleton.

systema skeletale (noun)	skeletal system (noun)
the hard structure (bones and cartilages) that provides a frame for the body of an animal	the hard structure (bones and cartilages) that provides a frame for the body of an animal