surge vs flow

surge and flow both are nouns.

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

As nouns, flow is a hypernym of surge; that is, flow is a word with a broader meaning than surge:

Other hypernyms of surge include flowing.

As verbs, flow is a hypernym of surge; that is, flow is a word with a broader meaning than surge:

Other hypernyms of surge include course, feed, run.

surge (noun)	flow (noun)
a sudden or abrupt strong increase	the act of flowing or streaming; continuous progression
a sudden forceful flow	the motion characteristic of fluids (liquids or gases)
a large sea wave	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

surge (verb)	flow (verb)
see one's performance improve	undergo menstruation
rise rapidly	cover or swamp with water
rise and move, as in waves or billows	fall or flow in a certain way
rise or move forward	move along, of liquids
rise or heave upward under the influence of a natural force such as a wave	move or progress freely as if in a stream
	cause to flow
	be abundantly present