Antonyms of noun individuality

1 of 2 senses of individuality

Sense 1
individuality, individualism, individuation -- (the quality of being individual; "so absorbed by the movement that she lost all sense of individuality")
       Antonym of commonality (Sense 2)
      => commonality, commonness -- (sharing of common attributes)

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

2 senses of individuality

Sense 1
individuality, individualism, individuation -- (the quality of being individual; "so absorbed by the movement that she lost all sense of individuality")
       => trait -- (a distinguishing feature of your personal nature)

Sense 2
identity, personal identity, individuality -- (the distinct personality of an individual regarded as a persisting entity; "you can lose your identity when you join the army")
       => personality -- (the complex of all the attributes--behavioral, temperamental, emotional and mental--that characterize a unique individual; "their different reactions reflected their very different personalities"; "it is his nature to help others")