masculinity
noun /ˌmæskjəˈlɪnəti/
  /ˌmæskjəˈlɪnəti/
 [uncountable]- the fact of being a man; the qualities that are considered to be typical of men
- He felt it was a threat to his masculinity.
 - It’s a cliché to say that science is associated with masculinity and the arts with femininity.
 - She found herself attracted to his aggressive masculinity.