radicle vs body structure

radicle and body structure both are nouns.

Word	Noun	Adjective	Verb	Adverb
radicle	Yes	No	No	No
body structure	Yes	No	No	No

As nouns, body structure is a hypernym of radicle; that is, body structure is a word with a broader meaning than radicle:

radicle: (anatomy) a small structure resembling a rootlet (such as a fibril of a nerve)
body structure: a particular complex anatomical part of a living thing and its construction and arrangement

Other hypernyms of radicle include anatomical structure, bodily structure, complex body part, structure.

radicle (noun)	body structure (noun)
(anatomy) a small structure resembling a rootlet (such as a fibril of a nerve)	a particular complex anatomical part of a living thing and its construction and arrangement