speech vs vocabulary

speech and vocabulary both are nouns.

Word	Noun	Adjective	Verb	Adverb
speech	Yes	No	No	No
vocabulary	Yes	No	No	No

speech (noun)	vocabulary (noun)
the mental faculty or power of vocal communication	a language user's knowledge of words
(language) communication by word of mouth	the system of techniques or symbols serving as a means of expression (as in arts or crafts)
the act of delivering a formal spoken communication to an audience	a listing of the words used in some enterprise
words making up the dialogue of a play
a lengthy rebuke
the exchange of spoken words
your characteristic style or manner of expressing yourself orally
something spoken