lion vs lionet

lion and lionet both are nouns.

Word	Noun	Adjective	Verb	Adverb
lion	Yes	No	No	No
lionet	Yes	No	No	No

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

lion: large gregarious predatory feline of Africa and India having a tawny coat with a shaggy mane in the male
lionet: a small or young lion

Other hyponyms of lion include lion cub, lioness.

lion (noun)	lionet (noun)
large gregarious predatory feline of Africa and India having a tawny coat with a shaggy mane in the male	a small or young lion
a celebrity who is lionized (much sought after)