antisocial
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/ˌæntiˈsəʊʃl/
🇬🇧
/ˌæntiˈsəʊʃl/
Behavior that is not friendly or considerate towards others, causing harm or annoyance.
His antisocial behavior made it difficult for him to make friends.
Preferring to be alone rather than with others, avoiding social interaction.
She was often seen as antisocial because she preferred to stay home and read books.