Related Clues:

• Together they make it firm or a bit so, to start with
• Do they work together to get about the North back in bits?
• Working together, but equaly could be made stern
• A stern rap might keep them together
• The North and 'er in bits are working together
• Knock up the terns to work as one
• Mates
• "Family Feud" families
• Significant others, in modern parlance
• Pullers of plows
• Contending squads
• Law firm bigwigs
• Athletic outfits
• Sports franchises
• Cowboys and Indians, e.g