Related Clues:

• Pasta shapes
• Helixes
• Increases steadily
• Nautilus shapes
• Passes by Montana, usually
• DNA shapes
• Spring winds?
• Coils
• Some perfect throws
• Increases alarmingly
• Fusilli forms
• Fusilli shapes
• Screws in petticoats gripping a queen's back
• Rounds down, or up?
• Curlicues, essentially