flush vs blush

flush and blush both are nouns.

Word	Noun	Adjective	Verb	Adverb
flush	Yes	Yes	Yes	Yes
blush	Yes	No	Yes	No

As nouns, flush and blush are synonyms defined as:

flush and blush: sudden reddening of the face (as from embarrassment or guilt or shame or modesty)

As nouns, flush and blush are synonyms defined as:

flush and blush: a rosy color (especially in the cheeks) taken as a sign of good health

Other synonyms of flush include bloom, rosiness.

As verbs, flush and blush are synonyms defined as:

Other synonyms of flush include crimson, redden.

flush (noun)	blush (noun)
sudden reddening of the face (as from embarrassment or guilt or shame or modesty)	sudden reddening of the face (as from embarrassment or guilt or shame or modesty)
a sudden rapid flow (as of water)	makeup consisting of a pink or red powder applied to the cheeks
the swift release of a store of affective force	a rosy color (especially in the cheeks) taken as a sign of good health
a poker hand with all 5 cards in the same suit
a rosy color (especially in the cheeks) taken as a sign of good health
sudden brief sensation of heat (associated with menopause and some mental disorders)
the period of greatest prosperity or productivity

flush (adjective)	blush (adjective)
of a surface exactly even with an adjoining one, forming the same plane
having an abundant supply of money or possessions of value

flush (verb)	blush (verb)
turn red, as if in embarrassment or shame	turn red, as if in embarrassment or shame
cause to flow through something	become rosy or reddish
rinse, clean, or empty with a liquid
irrigate with water from a sluice
cause to flow or flood with or as if with water
make level or straight
glow or cause to glow with warm color or light

flush (adverb)	blush (adverb)
squarely or solidly
in the same plane