Flat-Sour is a 9 letter English word. It's valid Scrabble word worth 7 points. It's valid Words with friends word worth 8 points.
You can make 371 anagrams from letters in flat-sour (-aflorstu).
First recorded in 1925-30
"flat sour," perfectly harmless, appears often with inexperienced canners.
"flat sour" affects peas, beans, asparagus and corn more than other vegetables.
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