nonesuch (n.)

• abnormality
• amazement
• anomaly
• astonishment
• champion
• choice
• chosen
• cream
• curio
• curiosity
• elect
• elite
• exception
• fat
• flower
• ideal
• improbability
• jewel
• marvel
• miracle
• nonpareil
• oddity
• optimum
• paragon
• phenomenon
• phoenix
• pick
• prime
• prize
• prodigy
• queen
• quintessence
• rarity
• sensation
• sight
• spectacle
• stunner
• superlative
• wonder
• wonderment