kiss vs Scotch kiss

kiss and Scotch kiss both are nouns.

Word	Noun	Adjective	Verb	Adverb
kiss	Yes	No	Yes	No
Scotch kiss	Yes	No	No	No

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

Other hyponyms of kiss include molasses kiss, meringue kiss, chocolate kiss.

kiss (noun)	Scotch kiss (noun)
the act of caressing with the lips (or an instance thereof)	butterscotch candy kiss
a light glancing touch
any of several bite-sized candies
a cookie made of egg whites and sugar

kiss (verb)	Scotch kiss (verb)
touch with the lips or press the lips (against someone's mouth or other body part) as an expression of love, greeting, etc.
touch lightly or gently