Simple past tense and past participle of spread.(verb)
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Use "spreaded" in a sentence
"The crime spreaded outside the ghettos of the South Bronx, Harlem, and Brooklyn down to Times Square and similar areas."
"Could you leave this to the Gossip Colums like the Enquier or globe or something and report some real news oh I know why dont you focus more on the LIES Being spreaded by Republicans, Freedom works, Fox News and tell the FACTS ABOUT HEALTHCARE REFORM!"
"Earth Alliance Federation has their colony bases spreaded all around the continents on Earth."