flow vs gush

flow and gush both are nouns.

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

As nouns, gush is a hyponym of flow; that is, gush is a word with a more specific, narrower meaning than flow:

As verbs, gush is a hyponym of flow; that is, gush is a word with a more specific, narrower meaning than flow:

flow (noun)	gush (noun)
the act of flowing or streaming; continuous progression	an unrestrained expression of emotion
the motion characteristic of fluids (liquids or gases)	a sudden rapid flow (as of water)
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

flow (verb)	gush (verb)
undergo menstruation	praise enthusiastically
cover or swamp with water	issue in a jet; come out in a jet; stream or spring forth
fall or flow in a certain way	gush forth in a sudden stream or jet
move along, of liquids
move or progress freely as if in a stream
cause to flow
be abundantly present