Related Clues:

• Unlikely to shake loose
• Band's playlist
• Social grouping
• Group in any circle in a Venn diagram
• 22+ pages of the Oxford English Dictionary
• What the band plays
• No longer flexible
• Chess player's pride
• Reluctant to change
• Word with train or jet
• "Collect 'em all!" collection
• "Game, ___ match!"
• Word after get or jet
• It forms a collection
• Collector's array