fraternity
- n a social club for male undergraduates
- n people engaged in a particular occupation
the medical fraternity
fraternity house
- n a house used as a residence by a chapter of a fraternity
fraternization
- n associating with others in a brotherly or friendly way; especially with an enemy
fratricide
- n a person who murders their brother or sister
- n fire that injures or kills an ally
- n the murder of your sibling