ANT: Succeed, prosper, correct, rectify.
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KEY: Errand.
SYN: Message, commission, mission, delegation, charge.
ANT: Misdelivery, misannouncement.
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KEY: Erratic.
SYN: Desultory, aberrant, abnormal, flighty, changeful, capricious.
ANT: Regular, normal, methodical, calculable, unalterable, steady, undeviate.
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