filum vs bodily structure

filum and bodily structure both are nouns.

Word	Noun	Adjective	Verb	Adverb
filum	Yes	No	No	No
bodily structure	Yes	No	No	No

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

filum: a threadlike structure (as a chainlike series of cells)
bodily structure: a particular complex anatomical part of a living thing and its construction and arrangement

Other hypernyms of filum include anatomical structure, body structure, complex body part, structure.

filum (noun)	bodily structure (noun)
a threadlike structure (as a chainlike series of cells)	a particular complex anatomical part of a living thing and its construction and arrangement