unsociable
🇺🇸
/ʌnˈsəʊʃəbl/
🇬🇧
/ʌnˈsəʊʃəbl/
Prefers to be alone rather than with others; not sociable.
Even though he's unsociable, he's always willing to help when someone needs it.
Happening or done outside of regular working hours.
The unsociable hours of the job made it difficult for her to maintain a social life.