flash vs display

flash and display both are nouns.

Word	Noun	Adjective	Verb	Adverb
flash	Yes	Yes	Yes	No
display	Yes	No	Yes	No

As nouns, display is a hypernym of flash; that is, display is a word with a broader meaning than flash:

As verbs, display is a hypernym of flash; that is, display is a word with a broader meaning than flash:

Other hypernyms of flash include exhibit, expose.

flash (noun)	display (noun)
a lamp for providing momentary light to take a photograph	something shown to the public
a bright patch of color used for decoration or identification	a visual representation of something
a momentary brightness	an electronic device that represents information in visual form
a sudden brilliant understanding	exhibiting openly in public view
a short news announcement concerning some on-going news story	something intended to communicate a particular impression
a burst of light used to communicate or illuminate	behavior that makes your feelings public
a gaudy outward display
a sudden intense burst of radiant energy
a short vivid experience
a very short time (as the time it takes the eye to blink or the heart to beat)

flash (adjective)	display (adjective)
tastelessly showy

flash (verb)	display (verb)
appear briefly	to show, make visible or apparent
emit a brief burst of light	attract attention by displaying some body part or posing; of animals
make known or cause to appear with great speed
protect by covering with a thin sheet of metal
run or move very quickly or hastily
gleam or glow intermittently
display proudly; act ostentatiously or pretentiously
expose or show briefly