incest
Romantic or sexual activity between blood-related family members.
Use "inseki" when they're only adopted relatives, step-siblings or step-parent and step-child pairings instead of blood relations.
See also
•• twincest•• sisters
•• brothers
•• brother and sister
- Parent and Child
•• mother and son
•• father and daughter
•• father and son
- Cousins
- Self
Aliases: none