Peccadilloes (pecc-uh-DIL-ohz) are relatively minor moral failings or offenses; trivial, peccant lapses of behavior. The term carries a slightly formal or literary tone and is often used humorously or critically to describe small mistakes or flaws. It denotes the plural of peccadillo, emphasizing light, easy-to-overlook misdeeds rather than serious crimes or sins.
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