shallot vs onion

shallot and onion both are nouns.

Word	Noun	Adjective	Verb	Adverb
shallot	Yes	No	No	No
onion	Yes	No	No	No

As nouns, onion is a hypernym of shallot; that is, onion is a word with a broader meaning than shallot:

shallot: small mild-flavored onion-like or garlic-like clustered bulbs used for seasoning
onion: an aromatic flavorful vegetable

As nouns, onion is a hypernym of shallot; that is, onion is a word with a broader meaning than shallot:

shallot: type of onion plant producing small clustered mild-flavored bulbs used as seasoning
onion: bulbous plant having hollow leaves cultivated worldwide for its rounded edible bulb

Other hypernyms of shallot include Allium cepa, onion plant.

shallot (noun)	onion (noun)
small mild-flavored onion-like or garlic-like clustered bulbs used for seasoning	an aromatic flavorful vegetable
type of onion plant producing small clustered mild-flavored bulbs used as seasoning	bulbous plant having hollow leaves cultivated worldwide for its rounded edible bulb
aggregate bulb of the multiplier onion	the bulb of an onion plant