abnormality
/ˌæbˌnɔɹˈmæl.ət.i/noun
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The state or quality of being abnormal; variation; irregularity.
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Something abnormal; an aberration; an abnormal occurrence or feature.
Synonyms:
aberrant, deviant, outlier, abnormalcy, anomalousness, enormity, weirdness
Antonyms:
normality