Related Clues:

• Uneasy
• None too trusting
• Not too sure
• Waffling
• Neither here nor there?
• Not fully trusting
• Having one's doubts
• Less definite
• A little suspicious
• Untrusting
• Suspi-cious
• Suspicious (of)
• Cautious, wary
• In slang, wary or suspicious - reely!
• Hardly certain