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Synonyms for Abnormal (same or very similar meaning)

WordNet sense 1 (deviating widely from a norm of physical or mental ability; used especially of children below normal in intelligence):

WordNet sense 2 (deviating from normal expectations; somewhat odd, strange, or abnormal):
atypical, irregular

WordNet sense 3 (deviating from the general or common order or type):

WordNet sense 4 (markedly different from an accepted norm):
aberrant, deviant, deviate, deviate

WordNet sense 5 (not within reasonable limits):

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