overrun vs flow

overrun and flow both are nouns.

Word	Noun	Adjective	Verb	Adverb
overrun	Yes	No	Yes	No
flow	Yes	No	Yes	No

overrun (noun)	flow (noun)
too much production or more than expected	the act of flowing or streaming; continuous progression
	the motion characteristic of fluids (liquids or gases)
	dominant course (suggestive of running water) of successive events or ideas
	any uninterrupted stream or discharge
	the monthly discharge of blood from the uterus of nonpregnant women from puberty to menopause
	something that resembles a flowing stream in moving continuously
	the amount of fluid that flows in a given time

overrun (verb)	flow (verb)
run beyond or past	undergo menstruation
seize the position of and defeat	cover or swamp with water
flow or run over (a limit or brim)	fall or flow in a certain way
invade in great numbers	move along, of liquids
occupy in large numbers or live on a host	move or progress freely as if in a stream
	cause to flow
	be abundantly present