appetizer vs crudites

appetizer and crudites both are nouns.

Word	Noun	Adjective	Verb	Adverb
appetizer	Yes	No	No	No
crudites	Yes	No	No	No

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

appetizer: food or drink to stimulate the appetite (usually served before a meal or as the first course)
crudites: raw vegetables cut into bite-sized strips and served with a dip

Other hyponyms of appetizer include antipasto, canape, cocktail, hors d'oeuvre.

appetizer (noun)	crudites (noun)
food or drink to stimulate the appetite (usually served before a meal or as the first course)	raw vegetables cut into bite-sized strips and served with a dip