Difference between Stained and Discolored

STAINED vs DISCOLORED: ADJECTIVE

Without colors or color.
Variegated; being of diverse colors; discolor.
Of dimmed or darkened color; stained; blotched: as, a discolored spot on the skin or on a garment.

Smudged, Smeared, Discoloured, Spotted, Treated, Flyblown, Damaged, Besmirched, Blemished, Varnished, Discolored, Tainted, Painted, Tarnished, Sullied

Blackish, Chlorotic, Grayish, Blotches, Reddish, Discolour, Brownish, Yellowish, Discolouration, Discoloration, Coloured, Dyed, Colored, Discoloured, Stained

Smudged, Smeared, Discoloured, Spotted, Treated, Flyblown, Damaged, Besmirched, Blemished, Varnished, Discolored, Tainted, Painted, Tarnished, Sullied

Blackish, Chlorotic, Grayish, Blotches, Reddish, Discolour, Brownish, Yellowish, Discolouration, Discoloration, Coloured, Dyed, Colored, Discoloured, Stained

If a decalcified rat bone is stained with osmium, even for several days, only the outermost perimeter of marrow adipocytes is stained.
Even though it was a lot more work, I loved the look of a stained table top and stained chair seats.
Guide to Catholic Stained Glass Windows S STAINED GLASS INC.
We also observed a few cells where the cytoplasm stained green and the nucleus stained red.
The bath tub is stained and very dirty looking, the towels were stained as well.
RGB signature values collected from faintly stained and deeply stained lymphocytes according to an embodiment of the instant disclosure.
They have not allowed this stained environment to entirely absorb their own stained existence, losingsentience, selfhood.
My husband stained and put stained edging on a oak piece for the top.
The collagen fibers stained blue, the nuclei stained black, and the background stained red.
In this image, cell nuclei are stained blue, insulin is stained red, and blood vessels are stained green.

Withmay become discolored and parts may slough off.
STAY OFF thin, slushy, dark, or discolored ice.
Some white pieces appear to be slightly discolored.
NEVER have to worry about it being discolored?
Almost every other board is crumbling and discolored.
Box is worn, stained and discolored, has tears.
Puncture sites are not oddly irritated or discolored.
Actually looks as if it discolored the shirt.
Lamp lens is cracked, broken, discolored, or missing.
He saw Neath with a badly discolored left eye, nose and mouth bleeding and Ashford also had a badly discolored left eye.