submucosa vs connective tissue

submucosa and connective tissue both are nouns.

Word	Noun	Adjective	Verb	Adverb
submucosa	Yes	No	No	No
connective tissue	Yes	No	No	No

As nouns, connective tissue is a hypernym of submucosa; that is, connective tissue is a word with a broader meaning than submucosa:

submucosa: the connective tissue beneath mucous membrane
connective tissue: tissue of mesodermal origin consisting of e.g. collagen fibroblasts and fatty cells; supports organs and fills spaces between them and forms tendons and ligaments

submucosa (noun)	connective tissue (noun)
the connective tissue beneath mucous membrane	tissue of mesodermal origin consisting of e.g. collagen fibroblasts and fatty cells; supports organs and fills spaces between them and forms tendons and ligaments