Not equally, unevenly, sometimes unfairly.(adverb)
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Use "unequally" in a sentence
"US treats Pakistan 'unequally' - Perhaps Obama will begin bombing their Aspirin Factories?"
"Commentary, Hangover Today's List: * Blagojevich's lead defense lawyer to resign - I guess he was expecting to get that Senate seat * Musharraf: US treats Pakistan 'unequally' - Perhaps"
"People who are different are often treated negatively or unequally, which is unfair."