Related Clues:

• Merest degree
• Greek letter found in Cypriot area
• That's a bit I love -- thanks!
• Letter after 11-Down
• A bit of a character in Greece
• Ithaca's start
• I, when in a frat
• Iliad's start
• Little Greek letter?
• Greek letter before kappa
• It comes before kappa
• Tiniest conceivable amount
• Regulars in minor team getting tiny amount
• Small Greek letter and small amount
• Very small part — Christian festival