• irregularity is a valid Scrabble word with a point value of 16 according to TWL06 dictionary
• irregularity is a valid Words with Friends word with a point value of 18 according to ENABLE dictionary

• an irregular asymmetry in shape; an irregular spatial pattern (noun)

  Synonyms

  1. geometrical irregularity

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• not characterized by a fixed principle or rate; at irregular intervals (noun)

  Synonyms

  1. unregularity

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• irregular and infrequent or difficult evacuation of the bowels; can be a symptom of intestinal obstruction or diverticulitis (noun)

  Synonyms

  1. constipation

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• behavior that breaches the rule or etiquette or custom or morality (noun)

  Synonyms

  1. abnormality

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See definition of irregularity in Merriam Webster