Related Clues:

• Senseless quartet?
• Eyebrow shapes
• Sigmoid curves
• 19th letters
• Letters that create hurdles for lispers
• Orbital segments
• Squiggly shapes
• Mississippi quartet?
• Letters before tees
• More than a third of Mississippi
• Circles, in part?
• Sassafras quartet
• 'Sissy,' mostly
• Assessment quartet
• Indirect paths