Related Clues:

• Seating divisions
• Queues; quarrels
• Arguments got louder, as we hear
• This puzzle has 21 of them
• Google Sheets lines
• Informal feuds
• Gold turned up by characters regularly in Swiss banks
• This puzzle has 15 of them
• Extended, bitter feuds
• Takes the oars
• Packs on muscle, with "up"
• Issues to gripe about