Antonyms of noun unusualness

1 sense of unusualness

Sense 1
unusualness -- (uncommonness by virtue of being unusual)
       Antonym of usualness (Sense 1)
      => usualness -- (commonness by virtue of not being unusual)

Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun unusualness

1 sense of unusualness

Sense 1
unusualness -- (uncommonness by virtue of being unusual)
       => uncommonness -- (extraordinariness as a consequence of being rare and seldom encountered)