vector vs fauna

vector and fauna both are nouns.

Word	Noun	Adjective	Verb	Adverb
vector	Yes	No	No	No
fauna	Yes	No	No	No

vector (noun)	fauna (noun)
(genetics) a virus or other agent that is used to deliver DNA to a cell	a living organism characterized by voluntary movement
a variable quantity that can be resolved into components	all the animal life in a particular region or period
any agent (person or animal or microorganism) that carries and transmits a disease
a straight line segment whose length is magnitude and whose orientation in space is direction