Related Clues:

• Word with smoke or fire
• Disturbance
• Pollution type
• Click or clack
• Item that may be connected to a car's ignition
• Headache intensifier
• Library no-no
• Smoke signal?
• Static, e.g.
• Eye opener?
• Disquiet
• Dissonance
• Morning ringer
• Fire sign?
• Temporary breathlessness