Related Clues:
- Bro's daughter
- Selma or Patty, vis-á-vis Bart and Lisa
- Family tree she
- Your sister's son's sister
- Certain family-tree branch
- Sister's girl
- Brother's child
- Bee, to Andy
- Word fatefully misspelled in a 'Curb Your Enthusiasm' obituary
- Lisa Simpson, to Patty or Selma
- Spoiler, maybe
- Sib's kid
- Your cousin's mom
- Beatrice, to Prince Charles
- 25-Across's wife