regulator vs regulate

regulator is a noun but regulate is not a noun.

Word	Noun	Adjective	Verb	Adverb
regulator	Yes	No	No	No
regulate	No	No	Yes	No

regulator (noun)	regulate (noun)
any of various controls or devices for regulating or controlling fluid flow, pressure, temperature, etc.
a control that maintains a steady speed in a machine (as by controlling the supply of fuel)
an official responsible for control and supervision of a particular activity or area of public interest

regulator (verb)	regulate (verb)
	fix or adjust the time, amount, degree, or rate of
	restrain the emission of (sound, fluid, etc.)
	shape or influence; give direction to
	bring into conformity with rules or principles or usage; impose regulations