Related Clues:

• Like this clue number
• "The ___ Couple"
• Not exactly customary
• Roulette play
• Unexpected
• Perplexing
• Like an unmatched sock
• Hitherto unknown
• "That's strange"
• Puzzling
• Screwy
• Uneven
• Roulette option
• Like 1, 3 or 5
• Lacking a mate