Related Clues:

• Ingenious
• With everything in its place
• -- as a pin
• Carefully arranged
• Undiluted, in a whiskey order
• "Terrif!"
• Really swell
• All spruced up
• Undiluted, as a drink
• Not cluttered
• Every hair in place
• In tidy order
• Like hospital corners
• Straight, at a bar
• Without a mixer or chaser