quote vs excerpt

quote and excerpt both are nouns.

Word	Noun	Adjective	Verb	Adverb
quote	Yes	No	Yes	No
excerpt	Yes	No	Yes	No

As nouns, excerpt is a hypernym of quote; that is, excerpt is a word with a broader meaning than quote:

Other hypernyms of quote include excerption, extract, selection.

quote (noun)	excerpt (noun)
a punctuation mark used to attribute the enclosed text to someone else	a passage selected from a larger work
a passage or expression that is quoted or cited

quote (verb)	excerpt (verb)
repeat a passage from	take out of a literary work in order to cite or copy
refer to for illustration or proof
put quote marks around
name the price of