Related Clues:

• One on your side
• Game-ending threat
• Second glove
• Pact partner
• Pal of Sydney
• One sock, to another
• Endgame end
• It can follow the last word of this puzzle's five longest answers
• ''I win,'' in chess
• Friend of Adelaide
• Last word in chess
• ''G'day ___''
• What a sock needs
• Get together (with)
• '-- McBeal'