ductule vs duct

ductule and duct both are nouns.

Word	Noun	Adjective	Verb	Adverb
ductule	Yes	No	No	No
duct	Yes	No	No	No

As nouns, duct is a hypernym of ductule; that is, duct is a word with a broader meaning than ductule:

ductule: a very small duct
duct: a bodily passage or tube lined with epithelial cells and conveying a secretion or other substance

Other hypernyms of ductule include canal, channel, epithelial duct.

ductule (noun)	duct (noun)
a very small duct	an enclosed conduit for a fluid
	a bodily passage or tube lined with epithelial cells and conveying a secretion or other substance
	a continuous tube formed by a row of elongated cells lacking intervening end walls