funiculus vs umbilical

funiculus and umbilical both are nouns.

Word	Noun	Adjective	Verb	Adverb
funiculus	Yes	No	No	No
umbilical	Yes	Yes	No	No

As nouns, umbilical is a hyponym of funiculus; that is, umbilical is a word with a more specific, narrower meaning than funiculus:

Other hyponyms of funiculus include medulla spinalis, spinal cord, umbilical cord, spermatic cord.

funiculus (noun)	umbilical (noun)
any of several body structure resembling a cord	membranous duct connecting the fetus with the placenta
the stalk of a plant ovule or seed

funiculus (adjective)	umbilical (adjective)
	relating to or resembling the umbilicus