Antonyms of noun usualness

1 sense of usualness

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

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

1 sense of usualness

Sense 1
usualness -- (commonness by virtue of not being unusual)
       => commonness, commonplaceness, everydayness -- (ordinariness as a consequence of being frequent and commonplace)