Related Clues:

• Premonition
• The heebie-jeebies
• Fidgety feeling
• Nagging suspicion
• Feeling of discomfort
• The willies
• State of anxiety
• Fidgetiness
• Vague impression
• Sense of foreboding
• Sense of danger
• Whimsical idea
• Butterflies, say
• Antsy feeling
• Pacing-the-floor state