Possible Questions:
- Relatives
- Family members
- Brothers and sisters, familiarly
- Kin
- They're all in the family
- Bro and sis
- Kinsmen
- Brothers and sisters
- Brothers and sisters, for short
- Fam. members
- Close kin
- Twins, e.g.
- A boy and his sis
- Sis and bro
- Some blood relatives, for short
- Donny and Marie, e.g.
- Brothers or sisters
- Bros.
- Bros, e.g.
- Bedroom sharers, maybe
- Bedroom sharers, informally
- Young rivals, often
- Twins, for example
- Twins, e.g., for short
- They're often rivals
- The Baldwins, e.g.
- Some kin, for short
- Sisters, e.g.
- Short relatives?
- Sasha and Malia, e.g.
- Rivals, maybe
- Rivals for the folks' attention, maybe
- Rivals for parental attention, perhaps
- Participants in some rivalries, briefly
- Parent sharers
- Pair in bunk beds, perhaps
- Ones sharing a branch of a tree
- Many roomies
- Jack-and-Jill bathroom sharers
- Household rivals
- Frequent estate sharers, briefly
- Family members, for short
- Estate sharers, often
- Donnie and Marie, e.g.
- Brothers, e.g.
- Brothers and sisters, briefly
- Brothers and others
- Brother and sister
- Bro. and sis
- Bloodline sharers
- Backseat sharers, often
- A boy and his sis, e.g.