survey vs quantify

survey is a noun but quantify is not a noun.

Word	Noun	Adjective	Verb	Adverb
survey	Yes	No	Yes	No
quantify	No	No	Yes	No

survey (noun)	quantify (noun)
the act of looking or seeing or observing
a detailed critical inspection
short descriptive summary (of events)

survey (verb)	quantify (verb)
consider in a comprehensive way	express as a number or measure or quantity
plot a map of (land)	use as a quantifier
make a survey of; for statistical purposes
hold a review (of troops)
look over carefully or inspect
keep under surveillance