stinger vs cocktail

stinger and cocktail both are nouns.

Word	Noun	Adjective	Verb	Adverb
stinger	Yes	No	No	No
cocktail	Yes	No	No	No

As nouns, cocktail is a hypernym of stinger; that is, cocktail is a word with a broader meaning than stinger:

stinger (noun)	cocktail (noun)
a sharp stinging blow	a short mixed drink
a sharp organ of offense or defense (as of a wasp or stingray or scorpion) often connected with a poison gland	an appetizer served as a first course at a meal
a remark capable of wounding mentally
a cocktail made of made of creme de menthe and brandy